153115820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:232

約数の個数: 144

約数和(自身を含む): 395399424

約数和(自身を除く): 242283604

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 31, 44, 52, 55, 62, 65, 110, 121, 124, 130, 143, 155, 157, 220, 242, 260, 286, 310, 314, 341, 403, 484, 572, 605, 620, 628, 682, 715, 785, 806, 1210, 1364, 1430, 1570, 1573, 1612, 1705, 1727, 2015, 2041, 2420, 2860, 3140, 3146, 3410, 3454, 3751, 4030, 4082, 4433, 4867, 6292, 6820, 6908, 7502, 7865, 8060, 8164, 8635, 8866, 9734, 10205, 15004, 15730, 17270, 17732, 18755, 18997, 19468, 20410, 22165, 22451, 24335, 31460, 34540, 37510, 37994, 40820, 44330, 44902, 48670, 48763, 53537, 63271, 75020, 75988, 88660, 89804, 94985, 97340, 97526, 107074, 112255, 126542, 189970, 195052, 214148, 224510, 243815, 246961, 253084, 267685, 316355, 379940, 449020, 487630, 493922, 535370, 588907, 632710, 695981, 975260, 987844, 1070740, 1177814, 1234805, 1265420, 1391962, 2355628, 2469610, 2783924, 2944535, 3479905, 4939220, 5889070, 6959810, 7655791, 11778140, 13919620, 15311582, 30623164, 38278955, 76557910, 153115820]

約数ペア:

[(1, 153115820), (2, 76557910), (4, 38278955), (5, 30623164), (10, 15311582), (11, 13919620), (13, 11778140), (20, 7655791), (22, 6959810), (26, 5889070), (31, 4939220), (44, 3479905), (52, 2944535), (55, 2783924), (62, 2469610), (65, 2355628), (110, 1391962), (121, 1265420), (124, 1234805), (130, 1177814), (143, 1070740), (155, 987844), (157, 975260), (220, 695981), (242, 632710), (260, 588907), (286, 535370), (310, 493922), (314, 487630), (341, 449020), (403, 379940), (484, 316355), (572, 267685), (605, 253084), (620, 246961), (628, 243815), (682, 224510), (715, 214148), (785, 195052), (806, 189970), (1210, 126542), (1364, 112255), (1430, 107074), (1570, 97526), (1573, 97340), (1612, 94985), (1705, 89804), (1727, 88660), (2015, 75988), (2041, 75020), (2420, 63271), (2860, 53537), (3140, 48763), (3146, 48670), (3410, 44902), (3454, 44330), (3751, 40820), (4030, 37994), (4082, 37510), (4433, 34540), (4867, 31460), (6292, 24335), (6820, 22451), (6908, 22165), (7502, 20410), (7865, 19468), (8060, 18997), (8164, 18755), (8635, 17732), (8866, 17270), (9734, 15730), (10205, 15004)]