272831580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{971}}^1$

素因数の和:1216

約数の個数: 144

約数和(自身を含む): 951035904

約数和(自身を除く): 678204324

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 223, 252, 315, 420, 446, 630, 669, 892, 971, 1115, 1260, 1338, 1561, 1942, 2007, 2230, 2676, 2913, 3122, 3345, 3884, 4014, 4460, 4683, 4855, 5826, 6244, 6690, 6797, 7805, 8028, 8739, 9366, 9710, 10035, 11652, 13380, 13594, 14049, 14565, 15610, 17478, 18732, 19420, 20070, 20391, 23415, 27188, 28098, 29130, 31220, 33985, 34956, 40140, 40782, 43695, 46830, 56196, 58260, 61173, 67970, 70245, 81564, 87390, 93660, 101955, 122346, 135940, 140490, 174780, 203910, 216533, 244692, 280980, 305865, 407820, 433066, 611730, 649599, 866132, 1082665, 1223460, 1299198, 1515731, 1948797, 2165330, 2598396, 3031462, 3247995, 3897594, 4330660, 4547193, 6062924, 6495990, 7578655, 7795188, 9094386, 9743985, 12991980, 13641579, 15157310, 18188772, 19487970, 22735965, 27283158, 30314620, 38975940, 45471930, 54566316, 68207895, 90943860, 136415790, 272831580]

約数ペア:

[(1, 272831580), (2, 136415790), (3, 90943860), (4, 68207895), (5, 54566316), (6, 45471930), (7, 38975940), (9, 30314620), (10, 27283158), (12, 22735965), (14, 19487970), (15, 18188772), (18, 15157310), (20, 13641579), (21, 12991980), (28, 9743985), (30, 9094386), (35, 7795188), (36, 7578655), (42, 6495990), (45, 6062924), (60, 4547193), (63, 4330660), (70, 3897594), (84, 3247995), (90, 3031462), (105, 2598396), (126, 2165330), (140, 1948797), (180, 1515731), (210, 1299198), (223, 1223460), (252, 1082665), (315, 866132), (420, 649599), (446, 611730), (630, 433066), (669, 407820), (892, 305865), (971, 280980), (1115, 244692), (1260, 216533), (1338, 203910), (1561, 174780), (1942, 140490), (2007, 135940), (2230, 122346), (2676, 101955), (2913, 93660), (3122, 87390), (3345, 81564), (3884, 70245), (4014, 67970), (4460, 61173), (4683, 58260), (4855, 56196), (5826, 46830), (6244, 43695), (6690, 40782), (6797, 40140), (7805, 34956), (8028, 33985), (8739, 31220), (9366, 29130), (9710, 28098), (10035, 27188), (11652, 23415), (13380, 20391), (13594, 20070), (14049, 19420), (14565, 18732), (15610, 17478)]