155392398

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 414720000

約数和(自身を除く): 259327602

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 89, 93, 126, 149, 178, 186, 189, 217, 267, 279, 298, 378, 434, 447, 534, 558, 623, 651, 801, 837, 894, 1043, 1246, 1302, 1341, 1602, 1674, 1869, 1953, 2086, 2403, 2682, 2759, 3129, 3738, 3906, 4023, 4619, 4806, 5518, 5607, 5859, 6258, 8046, 8277, 9238, 9387, 11214, 11718, 13261, 13857, 16554, 16821, 18774, 19313, 24831, 26522, 27714, 28161, 32333, 33642, 38626, 39783, 41571, 49662, 56322, 57939, 64666, 74493, 79566, 83142, 92827, 96999, 115878, 119349, 124713, 148986, 173817, 185654, 193998, 238698, 249426, 278481, 290997, 347634, 358047, 411091, 521451, 556962, 581994, 716094, 822182, 835443, 872991, 1042902, 1233273, 1670886, 1745982, 2466546, 2506329, 2877637, 3699819, 5012658, 5755274, 7399638, 8632911, 11099457, 17265822, 22198914, 25898733, 51797466, 77696199, 155392398]

約数ペア:

[(1, 155392398), (2, 77696199), (3, 51797466), (6, 25898733), (7, 22198914), (9, 17265822), (14, 11099457), (18, 8632911), (21, 7399638), (27, 5755274), (31, 5012658), (42, 3699819), (54, 2877637), (62, 2506329), (63, 2466546), (89, 1745982), (93, 1670886), (126, 1233273), (149, 1042902), (178, 872991), (186, 835443), (189, 822182), (217, 716094), (267, 581994), (279, 556962), (298, 521451), (378, 411091), (434, 358047), (447, 347634), (534, 290997), (558, 278481), (623, 249426), (651, 238698), (801, 193998), (837, 185654), (894, 173817), (1043, 148986), (1246, 124713), (1302, 119349), (1341, 115878), (1602, 96999), (1674, 92827), (1869, 83142), (1953, 79566), (2086, 74493), (2403, 64666), (2682, 57939), (2759, 56322), (3129, 49662), (3738, 41571), (3906, 39783), (4023, 38626), (4619, 33642), (4806, 32333), (5518, 28161), (5607, 27714), (5859, 26522), (6258, 24831), (8046, 19313), (8277, 18774), (9238, 16821), (9387, 16554), (11214, 13857), (11718, 13261)]