157801160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:579

約数の個数: 128

約数和(自身を含む): 418037760

約数和(自身を除く): 260236600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 31, 40, 44, 46, 55, 62, 88, 92, 110, 115, 124, 155, 184, 220, 230, 248, 253, 310, 341, 440, 460, 503, 506, 620, 682, 713, 920, 1006, 1012, 1240, 1265, 1364, 1426, 1705, 2012, 2024, 2515, 2530, 2728, 2852, 3410, 3565, 4024, 5030, 5060, 5533, 5704, 6820, 7130, 7843, 10060, 10120, 11066, 11569, 13640, 14260, 15593, 15686, 20120, 22132, 23138, 27665, 28520, 31186, 31372, 39215, 44264, 46276, 55330, 57845, 62372, 62744, 77965, 78430, 92552, 110660, 115690, 124744, 127259, 155930, 156860, 171523, 221320, 231380, 254518, 311860, 313720, 343046, 358639, 462760, 509036, 623720, 636295, 686092, 717278, 857615, 1018072, 1272590, 1372184, 1434556, 1715230, 1793195, 2545180, 2869112, 3430460, 3586390, 3945029, 5090360, 6860920, 7172780, 7890058, 14345560, 15780116, 19725145, 31560232, 39450290, 78900580, 157801160]

約数ペア:

[(1, 157801160), (2, 78900580), (4, 39450290), (5, 31560232), (8, 19725145), (10, 15780116), (11, 14345560), (20, 7890058), (22, 7172780), (23, 6860920), (31, 5090360), (40, 3945029), (44, 3586390), (46, 3430460), (55, 2869112), (62, 2545180), (88, 1793195), (92, 1715230), (110, 1434556), (115, 1372184), (124, 1272590), (155, 1018072), (184, 857615), (220, 717278), (230, 686092), (248, 636295), (253, 623720), (310, 509036), (341, 462760), (440, 358639), (460, 343046), (503, 313720), (506, 311860), (620, 254518), (682, 231380), (713, 221320), (920, 171523), (1006, 156860), (1012, 155930), (1240, 127259), (1265, 124744), (1364, 115690), (1426, 110660), (1705, 92552), (2012, 78430), (2024, 77965), (2515, 62744), (2530, 62372), (2728, 57845), (2852, 55330), (3410, 46276), (3565, 44264), (4024, 39215), (5030, 31372), (5060, 31186), (5533, 28520), (5704, 27665), (6820, 23138), (7130, 22132), (7843, 20120), (10060, 15686), (10120, 15593), (11066, 14260), (11569, 13640)]