390844440

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{907}}^1$

素因数の和:956

約数の個数: 320

約数和(自身を含む): 1582099200

約数和(自身を除く): 1191254760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 81, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 162, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 324, 342, 360, 378, 380, 399, 405, 420, 456, 504, 513, 532, 540, 567, 570, 630, 648, 665, 684, 756, 760, 798, 810, 840, 855, 907, 945, 1026, 1064, 1080, 1134, 1140, 1197, 1260, 1330, 1368, 1512, 1539, 1596, 1620, 1710, 1814, 1890, 1995, 2052, 2268, 2280, 2394, 2520, 2565, 2660, 2721, 2835, 3078, 3192, 3240, 3420, 3591, 3628, 3780, 3990, 4104, 4535, 4536, 4788, 5130, 5320, 5442, 5670, 5985, 6156, 6349, 6840, 7182, 7256, 7560, 7695, 7980, 8163, 9070, 9576, 10260, 10773, 10884, 11340, 11970, 12312, 12698, 13605, 14364, 15390, 15960, 16326, 17233, 17955, 18140, 19047, 20520, 21546, 21768, 22680, 23940, 24489, 25396, 27210, 28728, 30780, 31745, 32652, 34466, 35910, 36280, 38094, 40815, 43092, 47880, 48978, 50792, 51699, 53865, 54420, 57141, 61560, 63490, 65304, 68932, 71820, 73467, 76188, 81630, 86165, 86184, 95235, 97956, 103398, 107730, 108840, 114282, 120631, 122445, 126980, 137864, 143640, 146934, 152376, 155097, 163260, 171423, 172330, 190470, 195912, 206796, 215460, 228564, 241262, 244890, 253960, 258495, 285705, 293868, 310194, 326520, 342846, 344660, 361893, 367335, 380940, 413592, 430920, 457128, 465291, 482524, 489780, 514269, 516990, 571410, 587736, 603155, 620388, 685692, 689320, 723786, 734670, 761880, 775485, 857115, 930582, 965048, 979560, 1028538, 1033980, 1085679, 1142820, 1206310, 1240776, 1371384, 1395873, 1447572, 1469340, 1550970, 1714230, 1809465, 1861164, 2057076, 2067960, 2171358, 2285640, 2326455, 2412620, 2571345, 2791746, 2895144, 2938680, 3101940, 3257037, 3428460, 3618930, 3722328, 4114152, 4342716, 4652910, 4825240, 5142690, 5428395, 5583492, 6203880, 6514074, 6856920, 6979365, 7237860, 8685432, 9305820, 9771111, 10285380, 10856790, 11166984, 13028148, 13958730, 14475720, 16285185, 18611640, 19542222, 20570760, 21713580, 26056296, 27917460, 32570370, 39084444, 43427160, 48855555, 55834920, 65140740, 78168888, 97711110, 130281480, 195422220, 390844440]

約数ペア:

[(1, 390844440), (2, 195422220), (3, 130281480), (4, 97711110), (5, 78168888), (6, 65140740), (7, 55834920), (8, 48855555), (9, 43427160), (10, 39084444), (12, 32570370), (14, 27917460), (15, 26056296), (18, 21713580), (19, 20570760), (20, 19542222), (21, 18611640), (24, 16285185), (27, 14475720), (28, 13958730), (30, 13028148), (35, 11166984), (36, 10856790), (38, 10285380), (40, 9771111), (42, 9305820), (45, 8685432), (54, 7237860), (56, 6979365), (57, 6856920), (60, 6514074), (63, 6203880), (70, 5583492), (72, 5428395), (76, 5142690), (81, 4825240), (84, 4652910), (90, 4342716), (95, 4114152), (105, 3722328), (108, 3618930), (114, 3428460), (120, 3257037), (126, 3101940), (133, 2938680), (135, 2895144), (140, 2791746), (152, 2571345), (162, 2412620), (168, 2326455), (171, 2285640), (180, 2171358), (189, 2067960), (190, 2057076), (210, 1861164), (216, 1809465), (228, 1714230), (252, 1550970), (266, 1469340), (270, 1447572), (280, 1395873), (285, 1371384), (315, 1240776), (324, 1206310), (342, 1142820), (360, 1085679), (378, 1033980), (380, 1028538), (399, 979560), (405, 965048), (420, 930582), (456, 857115), (504, 775485), (513, 761880), (532, 734670), (540, 723786), (567, 689320), (570, 685692), (630, 620388), (648, 603155), (665, 587736), (684, 571410), (756, 516990), (760, 514269), (798, 489780), (810, 482524), (840, 465291), (855, 457128), (907, 430920), (945, 413592), (1026, 380940), (1064, 367335), (1080, 361893), (1134, 344660), (1140, 342846), (1197, 326520), (1260, 310194), (1330, 293868), (1368, 285705), (1512, 258495), (1539, 253960), (1596, 244890), (1620, 241262), (1710, 228564), (1814, 215460), (1890, 206796), (1995, 195912), (2052, 190470), (2268, 172330), (2280, 171423), (2394, 163260), (2520, 155097), (2565, 152376), (2660, 146934), (2721, 143640), (2835, 137864), (3078, 126980), (3192, 122445), (3240, 120631), (3420, 114282), (3591, 108840), (3628, 107730), (3780, 103398), (3990, 97956), (4104, 95235), (4535, 86184), (4536, 86165), (4788, 81630), (5130, 76188), (5320, 73467), (5442, 71820), (5670, 68932), (5985, 65304), (6156, 63490), (6349, 61560), (6840, 57141), (7182, 54420), (7256, 53865), (7560, 51699), (7695, 50792), (7980, 48978), (8163, 47880), (9070, 43092), (9576, 40815), (10260, 38094), (10773, 36280), (10884, 35910), (11340, 34466), (11970, 32652), (12312, 31745), (12698, 30780), (13605, 28728), (14364, 27210), (15390, 25396), (15960, 24489), (16326, 23940), (17233, 22680), (17955, 21768), (18140, 21546), (19047, 20520)]