172918620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:305

約数の個数: 288

約数和(自身を含む): 654151680

約数和(自身を除く): 481233060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 31, 35, 36, 38, 42, 45, 57, 60, 62, 63, 70, 76, 84, 90, 93, 95, 105, 114, 124, 126, 133, 140, 155, 171, 180, 186, 190, 210, 217, 228, 233, 252, 266, 279, 285, 310, 315, 342, 372, 380, 399, 420, 434, 465, 466, 532, 558, 570, 589, 620, 630, 651, 665, 684, 699, 798, 855, 868, 930, 932, 1085, 1116, 1140, 1165, 1178, 1197, 1260, 1302, 1330, 1395, 1398, 1596, 1631, 1710, 1767, 1860, 1953, 1995, 2097, 2170, 2330, 2356, 2394, 2604, 2660, 2790, 2796, 2945, 3255, 3262, 3420, 3495, 3534, 3906, 3990, 4123, 4194, 4340, 4427, 4660, 4788, 4893, 5301, 5580, 5890, 5985, 6510, 6524, 6990, 7068, 7223, 7812, 7980, 8155, 8246, 8388, 8835, 8854, 9765, 9786, 10485, 10602, 11780, 11970, 12369, 13020, 13281, 13980, 14446, 14679, 16310, 16492, 17670, 17708, 19530, 19572, 20615, 20970, 21204, 21669, 22135, 23940, 24465, 24738, 26505, 26562, 28892, 29358, 30989, 32620, 35340, 36115, 37107, 39060, 39843, 41230, 41940, 43338, 44270, 48930, 49476, 50561, 53010, 53124, 58716, 61845, 61978, 65007, 66405, 72230, 73395, 74214, 79686, 82460, 86676, 88540, 92967, 97860, 101122, 106020, 108345, 123690, 123956, 130014, 132810, 137237, 144460, 146790, 148428, 151683, 154945, 159372, 185535, 185934, 199215, 202244, 216690, 247380, 252805, 260028, 265620, 274474, 278901, 293580, 303366, 309890, 325035, 371070, 371868, 398430, 411711, 433380, 455049, 464835, 505610, 548948, 557802, 606732, 619780, 650070, 686185, 742140, 758415, 796860, 823422, 910098, 929670, 960659, 1011220, 1115604, 1235133, 1300140, 1372370, 1394505, 1516830, 1646844, 1820196, 1859340, 1921318, 2058555, 2275245, 2470266, 2744740, 2789010, 2881977, 3033660, 3842636, 4117110, 4550490, 4803295, 4940532, 5578020, 5763954, 6175665, 8234220, 8645931, 9100980, 9606590, 11527908, 12351330, 14409885, 17291862, 19213180, 24702660, 28819770, 34583724, 43229655, 57639540, 86459310, 172918620]

約数ペア:

[(1, 172918620), (2, 86459310), (3, 57639540), (4, 43229655), (5, 34583724), (6, 28819770), (7, 24702660), (9, 19213180), (10, 17291862), (12, 14409885), (14, 12351330), (15, 11527908), (18, 9606590), (19, 9100980), (20, 8645931), (21, 8234220), (28, 6175665), (30, 5763954), (31, 5578020), (35, 4940532), (36, 4803295), (38, 4550490), (42, 4117110), (45, 3842636), (57, 3033660), (60, 2881977), (62, 2789010), (63, 2744740), (70, 2470266), (76, 2275245), (84, 2058555), (90, 1921318), (93, 1859340), (95, 1820196), (105, 1646844), (114, 1516830), (124, 1394505), (126, 1372370), (133, 1300140), (140, 1235133), (155, 1115604), (171, 1011220), (180, 960659), (186, 929670), (190, 910098), (210, 823422), (217, 796860), (228, 758415), (233, 742140), (252, 686185), (266, 650070), (279, 619780), (285, 606732), (310, 557802), (315, 548948), (342, 505610), (372, 464835), (380, 455049), (399, 433380), (420, 411711), (434, 398430), (465, 371868), (466, 371070), (532, 325035), (558, 309890), (570, 303366), (589, 293580), (620, 278901), (630, 274474), (651, 265620), (665, 260028), (684, 252805), (699, 247380), (798, 216690), (855, 202244), (868, 199215), (930, 185934), (932, 185535), (1085, 159372), (1116, 154945), (1140, 151683), (1165, 148428), (1178, 146790), (1197, 144460), (1260, 137237), (1302, 132810), (1330, 130014), (1395, 123956), (1398, 123690), (1596, 108345), (1631, 106020), (1710, 101122), (1767, 97860), (1860, 92967), (1953, 88540), (1995, 86676), (2097, 82460), (2170, 79686), (2330, 74214), (2356, 73395), (2394, 72230), (2604, 66405), (2660, 65007), (2790, 61978), (2796, 61845), (2945, 58716), (3255, 53124), (3262, 53010), (3420, 50561), (3495, 49476), (3534, 48930), (3906, 44270), (3990, 43338), (4123, 41940), (4194, 41230), (4340, 39843), (4427, 39060), (4660, 37107), (4788, 36115), (4893, 35340), (5301, 32620), (5580, 30989), (5890, 29358), (5985, 28892), (6510, 26562), (6524, 26505), (6990, 24738), (7068, 24465), (7223, 23940), (7812, 22135), (7980, 21669), (8155, 21204), (8246, 20970), (8388, 20615), (8835, 19572), (8854, 19530), (9765, 17708), (9786, 17670), (10485, 16492), (10602, 16310), (11780, 14679), (11970, 14446), (12369, 13980), (13020, 13281)]