42089940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:462

約数の個数: 144

約数和(自身を含む): 139077120

約数和(自身を除く): 96987180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 279, 285, 310, 342, 372, 380, 397, 465, 558, 570, 589, 620, 684, 794, 855, 930, 1116, 1140, 1178, 1191, 1395, 1588, 1710, 1767, 1860, 1985, 2356, 2382, 2790, 2945, 3420, 3534, 3573, 3970, 4764, 5301, 5580, 5890, 5955, 7068, 7146, 7543, 7940, 8835, 10602, 11780, 11910, 12307, 14292, 15086, 17670, 17865, 21204, 22629, 23820, 24614, 26505, 30172, 35340, 35730, 36921, 37715, 45258, 49228, 53010, 61535, 67887, 71460, 73842, 75430, 90516, 106020, 110763, 113145, 123070, 135774, 147684, 150860, 184605, 221526, 226290, 233833, 246140, 271548, 339435, 369210, 443052, 452580, 467666, 553815, 678870, 701499, 738420, 935332, 1107630, 1169165, 1357740, 1402998, 2104497, 2215260, 2338330, 2805996, 3507495, 4208994, 4676660, 7014990, 8417988, 10522485, 14029980, 21044970, 42089940]

約数ペア:

[(1, 42089940), (2, 21044970), (3, 14029980), (4, 10522485), (5, 8417988), (6, 7014990), (9, 4676660), (10, 4208994), (12, 3507495), (15, 2805996), (18, 2338330), (19, 2215260), (20, 2104497), (30, 1402998), (31, 1357740), (36, 1169165), (38, 1107630), (45, 935332), (57, 738420), (60, 701499), (62, 678870), (76, 553815), (90, 467666), (93, 452580), (95, 443052), (114, 369210), (124, 339435), (155, 271548), (171, 246140), (180, 233833), (186, 226290), (190, 221526), (228, 184605), (279, 150860), (285, 147684), (310, 135774), (342, 123070), (372, 113145), (380, 110763), (397, 106020), (465, 90516), (558, 75430), (570, 73842), (589, 71460), (620, 67887), (684, 61535), (794, 53010), (855, 49228), (930, 45258), (1116, 37715), (1140, 36921), (1178, 35730), (1191, 35340), (1395, 30172), (1588, 26505), (1710, 24614), (1767, 23820), (1860, 22629), (1985, 21204), (2356, 17865), (2382, 17670), (2790, 15086), (2945, 14292), (3420, 12307), (3534, 11910), (3573, 11780), (3970, 10602), (4764, 8835), (5301, 7940), (5580, 7543), (5890, 7146), (5955, 7068)]