1244681640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20219}}^1$

素因数の和:20261

約数の個数: 160

約数和(自身を含む): 4403916000

約数和(自身を除く): 3159234360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 270, 285, 324, 342, 360, 380, 405, 456, 513, 540, 570, 648, 684, 760, 810, 855, 1026, 1080, 1140, 1368, 1539, 1620, 1710, 2052, 2280, 2565, 3078, 3240, 3420, 4104, 5130, 6156, 6840, 7695, 10260, 12312, 15390, 20219, 20520, 30780, 40438, 60657, 61560, 80876, 101095, 121314, 161752, 181971, 202190, 242628, 303285, 363942, 384161, 404380, 485256, 545913, 606570, 727884, 768322, 808760, 909855, 1091826, 1152483, 1213140, 1455768, 1536644, 1637739, 1819710, 1920805, 2183652, 2304966, 2426280, 2729565, 3073288, 3275478, 3457449, 3639420, 3841610, 4367304, 4609932, 5459130, 5762415, 6550956, 6914898, 7278840, 7683220, 8188695, 9219864, 10372347, 10918260, 11524830, 13101912, 13829796, 15366440, 16377390, 17287245, 20744694, 21836520, 23049660, 27659592, 31117041, 32754780, 34574490, 41489388, 46099320, 51861735, 62234082, 65509560, 69148980, 82978776, 103723470, 124468164, 138297960, 155585205, 207446940, 248936328, 311170410, 414893880, 622340820, 1244681640]

約数ペア:

[(1, 1244681640), (2, 622340820), (3, 414893880), (4, 311170410), (5, 248936328), (6, 207446940), (8, 155585205), (9, 138297960), (10, 124468164), (12, 103723470), (15, 82978776), (18, 69148980), (19, 65509560), (20, 62234082), (24, 51861735), (27, 46099320), (30, 41489388), (36, 34574490), (38, 32754780), (40, 31117041), (45, 27659592), (54, 23049660), (57, 21836520), (60, 20744694), (72, 17287245), (76, 16377390), (81, 15366440), (90, 13829796), (95, 13101912), (108, 11524830), (114, 10918260), (120, 10372347), (135, 9219864), (152, 8188695), (162, 7683220), (171, 7278840), (180, 6914898), (190, 6550956), (216, 5762415), (228, 5459130), (270, 4609932), (285, 4367304), (324, 3841610), (342, 3639420), (360, 3457449), (380, 3275478), (405, 3073288), (456, 2729565), (513, 2426280), (540, 2304966), (570, 2183652), (648, 1920805), (684, 1819710), (760, 1637739), (810, 1536644), (855, 1455768), (1026, 1213140), (1080, 1152483), (1140, 1091826), (1368, 909855), (1539, 808760), (1620, 768322), (1710, 727884), (2052, 606570), (2280, 545913), (2565, 485256), (3078, 404380), (3240, 384161), (3420, 363942), (4104, 303285), (5130, 242628), (6156, 202190), (6840, 181971), (7695, 161752), (10260, 121314), (12312, 101095), (15390, 80876), (20219, 61560), (20520, 60657), (30780, 40438)]