172240740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{613}}^1$

素因数の和:858

約数の個数: 144

約数和(自身を含む): 600757248

約数和(自身を除く): 428516508

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, 613, 630, 669, 892, 1115, 1226, 1260, 1338, 1561, 1839, 2007, 2230, 2452, 2676, 3065, 3122, 3345, 3678, 4014, 4291, 4460, 4683, 5517, 6130, 6244, 6690, 7356, 7805, 8028, 8582, 9195, 9366, 10035, 11034, 12260, 12873, 13380, 14049, 15610, 17164, 18390, 18732, 20070, 21455, 22068, 23415, 25746, 27585, 28098, 31220, 36780, 38619, 40140, 42910, 46830, 51492, 55170, 56196, 64365, 70245, 77238, 85820, 93660, 110340, 128730, 136699, 140490, 154476, 193095, 257460, 273398, 280980, 386190, 410097, 546796, 683495, 772380, 820194, 956893, 1230291, 1366990, 1640388, 1913786, 2050485, 2460582, 2733980, 2870679, 3827572, 4100970, 4784465, 4921164, 5741358, 6151455, 8201940, 8612037, 9568930, 11482716, 12302910, 14353395, 17224074, 19137860, 24605820, 28706790, 34448148, 43060185, 57413580, 86120370, 172240740]

約数ペア:

[(1, 172240740), (2, 86120370), (3, 57413580), (4, 43060185), (5, 34448148), (6, 28706790), (7, 24605820), (9, 19137860), (10, 17224074), (12, 14353395), (14, 12302910), (15, 11482716), (18, 9568930), (20, 8612037), (21, 8201940), (28, 6151455), (30, 5741358), (35, 4921164), (36, 4784465), (42, 4100970), (45, 3827572), (60, 2870679), (63, 2733980), (70, 2460582), (84, 2050485), (90, 1913786), (105, 1640388), (126, 1366990), (140, 1230291), (180, 956893), (210, 820194), (223, 772380), (252, 683495), (315, 546796), (420, 410097), (446, 386190), (613, 280980), (630, 273398), (669, 257460), (892, 193095), (1115, 154476), (1226, 140490), (1260, 136699), (1338, 128730), (1561, 110340), (1839, 93660), (2007, 85820), (2230, 77238), (2452, 70245), (2676, 64365), (3065, 56196), (3122, 55170), (3345, 51492), (3678, 46830), (4014, 42910), (4291, 40140), (4460, 38619), (4683, 36780), (5517, 31220), (6130, 28098), (6244, 27585), (6690, 25746), (7356, 23415), (7805, 22068), (8028, 21455), (8582, 20070), (9195, 18732), (9366, 18390), (10035, 17164), (11034, 15610), (12260, 14049), (12873, 13380)]