289493190

素因数分解:

$2^1\times 3^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 256

約数和(自身を含む): 937082880

約数和(自身を除く): 647589690

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 61, 62, 63, 70, 81, 90, 93, 105, 122, 126, 135, 155, 162, 183, 186, 189, 210, 217, 243, 270, 279, 305, 310, 315, 366, 378, 405, 427, 434, 465, 486, 549, 558, 567, 610, 630, 651, 729, 810, 837, 854, 915, 930, 945, 1085, 1098, 1134, 1215, 1281, 1302, 1395, 1458, 1647, 1674, 1701, 1830, 1890, 1891, 1953, 2135, 2170, 2187, 2430, 2511, 2562, 2745, 2790, 2835, 3255, 3294, 3402, 3645, 3782, 3843, 3906, 4185, 4270, 4374, 4941, 5022, 5103, 5490, 5670, 5673, 5859, 6405, 6510, 7290, 7533, 7686, 8235, 8370, 8505, 9455, 9765, 9882, 10206, 10935, 11346, 11529, 11718, 12555, 12810, 13237, 14823, 15066, 15309, 16470, 17010, 17019, 17577, 18910, 19215, 19530, 21870, 22599, 23058, 24705, 25110, 25515, 26474, 28365, 29295, 29646, 30618, 34038, 34587, 35154, 37665, 38430, 39711, 44469, 45198, 49410, 51030, 51057, 52731, 56730, 57645, 58590, 66185, 67797, 69174, 74115, 75330, 76545, 79422, 85095, 87885, 88938, 102114, 103761, 105462, 112995, 115290, 119133, 132370, 133407, 135594, 148230, 153090, 153171, 158193, 170190, 172935, 175770, 198555, 207522, 222345, 225990, 238266, 255285, 263655, 266814, 306342, 311283, 316386, 338985, 345870, 357399, 397110, 444690, 459513, 474579, 510570, 518805, 527310, 595665, 622566, 667035, 677970, 714798, 765855, 790965, 919026, 933849, 949158, 1037610, 1072197, 1191330, 1334070, 1378539, 1531710, 1556415, 1581930, 1786995, 1867698, 2144394, 2297565, 2372895, 2757078, 3112830, 3216591, 3573990, 4135617, 4595130, 4669245, 4745790, 5360985, 6433182, 6892695, 8271234, 9338490, 9649773, 10721970, 13785390, 16082955, 19299546, 20678085, 28949319, 32165910, 41356170, 48248865, 57898638, 96497730, 144746595, 289493190]

約数ペア:

[(1, 289493190), (2, 144746595), (3, 96497730), (5, 57898638), (6, 48248865), (7, 41356170), (9, 32165910), (10, 28949319), (14, 20678085), (15, 19299546), (18, 16082955), (21, 13785390), (27, 10721970), (30, 9649773), (31, 9338490), (35, 8271234), (42, 6892695), (45, 6433182), (54, 5360985), (61, 4745790), (62, 4669245), (63, 4595130), (70, 4135617), (81, 3573990), (90, 3216591), (93, 3112830), (105, 2757078), (122, 2372895), (126, 2297565), (135, 2144394), (155, 1867698), (162, 1786995), (183, 1581930), (186, 1556415), (189, 1531710), (210, 1378539), (217, 1334070), (243, 1191330), (270, 1072197), (279, 1037610), (305, 949158), (310, 933849), (315, 919026), (366, 790965), (378, 765855), (405, 714798), (427, 677970), (434, 667035), (465, 622566), (486, 595665), (549, 527310), (558, 518805), (567, 510570), (610, 474579), (630, 459513), (651, 444690), (729, 397110), (810, 357399), (837, 345870), (854, 338985), (915, 316386), (930, 311283), (945, 306342), (1085, 266814), (1098, 263655), (1134, 255285), (1215, 238266), (1281, 225990), (1302, 222345), (1395, 207522), (1458, 198555), (1647, 175770), (1674, 172935), (1701, 170190), (1830, 158193), (1890, 153171), (1891, 153090), (1953, 148230), (2135, 135594), (2170, 133407), (2187, 132370), (2430, 119133), (2511, 115290), (2562, 112995), (2745, 105462), (2790, 103761), (2835, 102114), (3255, 88938), (3294, 87885), (3402, 85095), (3645, 79422), (3782, 76545), (3843, 75330), (3906, 74115), (4185, 69174), (4270, 67797), (4374, 66185), (4941, 58590), (5022, 57645), (5103, 56730), (5490, 52731), (5670, 51057), (5673, 51030), (5859, 49410), (6405, 45198), (6510, 44469), (7290, 39711), (7533, 38430), (7686, 37665), (8235, 35154), (8370, 34587), (8505, 34038), (9455, 30618), (9765, 29646), (9882, 29295), (10206, 28365), (10935, 26474), (11346, 25515), (11529, 25110), (11718, 24705), (12555, 23058), (12810, 22599), (13237, 21870), (14823, 19530), (15066, 19215), (15309, 18910), (16470, 17577), (17010, 17019)]