80366580

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:420

約数の個数: 240

約数和(自身を含む): 304106880

約数和(自身を除く): 223740300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 324, 342, 373, 378, 380, 399, 405, 420, 513, 532, 540, 567, 570, 630, 665, 684, 746, 756, 798, 810, 855, 945, 1026, 1119, 1134, 1140, 1197, 1260, 1330, 1492, 1539, 1596, 1620, 1710, 1865, 1890, 1995, 2052, 2238, 2268, 2394, 2565, 2611, 2660, 2835, 3078, 3357, 3420, 3591, 3730, 3780, 3990, 4476, 4788, 5130, 5222, 5595, 5670, 5985, 6156, 6714, 7087, 7182, 7460, 7695, 7833, 7980, 10071, 10260, 10444, 10773, 11190, 11340, 11970, 13055, 13428, 14174, 14364, 15390, 15666, 16785, 17955, 20142, 21261, 21546, 22380, 23499, 23940, 26110, 28348, 30213, 30780, 31332, 33570, 35435, 35910, 39165, 40284, 42522, 43092, 46998, 49609, 50355, 52220, 53865, 60426, 63783, 67140, 70497, 70870, 71820, 78330, 85044, 93996, 99218, 100710, 106305, 107730, 117495, 120852, 127566, 140994, 141740, 148827, 151065, 156660, 191349, 198436, 201420, 211491, 212610, 215460, 234990, 248045, 255132, 281988, 297654, 302130, 318915, 352485, 382698, 422982, 425220, 446481, 469980, 496090, 574047, 595308, 604260, 637830, 704970, 744135, 765396, 845964, 892962, 956745, 992180, 1057455, 1148094, 1275660, 1339443, 1409940, 1488270, 1785924, 1913490, 2114910, 2232405, 2296188, 2678886, 2870235, 2976540, 3826980, 4018329, 4229820, 4464810, 5357772, 5740470, 6697215, 8036658, 8929620, 11480940, 13394430, 16073316, 20091645, 26788860, 40183290, 80366580]

約数ペア:

[(1, 80366580), (2, 40183290), (3, 26788860), (4, 20091645), (5, 16073316), (6, 13394430), (7, 11480940), (9, 8929620), (10, 8036658), (12, 6697215), (14, 5740470), (15, 5357772), (18, 4464810), (19, 4229820), (20, 4018329), (21, 3826980), (27, 2976540), (28, 2870235), (30, 2678886), (35, 2296188), (36, 2232405), (38, 2114910), (42, 1913490), (45, 1785924), (54, 1488270), (57, 1409940), (60, 1339443), (63, 1275660), (70, 1148094), (76, 1057455), (81, 992180), (84, 956745), (90, 892962), (95, 845964), (105, 765396), (108, 744135), (114, 704970), (126, 637830), (133, 604260), (135, 595308), (140, 574047), (162, 496090), (171, 469980), (180, 446481), (189, 425220), (190, 422982), (210, 382698), (228, 352485), (252, 318915), (266, 302130), (270, 297654), (285, 281988), (315, 255132), (324, 248045), (342, 234990), (373, 215460), (378, 212610), (380, 211491), (399, 201420), (405, 198436), (420, 191349), (513, 156660), (532, 151065), (540, 148827), (567, 141740), (570, 140994), (630, 127566), (665, 120852), (684, 117495), (746, 107730), (756, 106305), (798, 100710), (810, 99218), (855, 93996), (945, 85044), (1026, 78330), (1119, 71820), (1134, 70870), (1140, 70497), (1197, 67140), (1260, 63783), (1330, 60426), (1492, 53865), (1539, 52220), (1596, 50355), (1620, 49609), (1710, 46998), (1865, 43092), (1890, 42522), (1995, 40284), (2052, 39165), (2238, 35910), (2268, 35435), (2394, 33570), (2565, 31332), (2611, 30780), (2660, 30213), (2835, 28348), (3078, 26110), (3357, 23940), (3420, 23499), (3591, 22380), (3730, 21546), (3780, 21261), (3990, 20142), (4476, 17955), (4788, 16785), (5130, 15666), (5222, 15390), (5595, 14364), (5670, 14174), (5985, 13428), (6156, 13055), (6714, 11970), (7087, 11340), (7182, 11190), (7460, 10773), (7695, 10444), (7833, 10260), (7980, 10071)]