31412940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:168

約数の個数: 192

約数和(自身を含む): 105670656

約数和(自身を除く): 74257716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 23, 26, 30, 34, 39, 46, 51, 52, 60, 65, 68, 69, 78, 85, 92, 102, 103, 115, 130, 138, 156, 170, 195, 204, 206, 221, 230, 255, 260, 276, 299, 309, 340, 345, 390, 391, 412, 442, 460, 510, 515, 598, 618, 663, 690, 780, 782, 884, 897, 1020, 1030, 1105, 1173, 1196, 1236, 1326, 1339, 1380, 1495, 1545, 1564, 1751, 1794, 1955, 2060, 2210, 2346, 2369, 2652, 2678, 2990, 3090, 3315, 3502, 3588, 3910, 4017, 4420, 4485, 4692, 4738, 5083, 5253, 5356, 5865, 5980, 6180, 6630, 6695, 7004, 7107, 7820, 8034, 8755, 8970, 9476, 10166, 10506, 11730, 11845, 13260, 13390, 14214, 15249, 16068, 17510, 17940, 20085, 20332, 21012, 22763, 23460, 23690, 25415, 26265, 26780, 28428, 30498, 30797, 35020, 35535, 40170, 40273, 45526, 47380, 50830, 52530, 60996, 61594, 68289, 71070, 76245, 80340, 80546, 91052, 92391, 101660, 105060, 113815, 120819, 123188, 136578, 142140, 152490, 153985, 161092, 184782, 201365, 227630, 241638, 273156, 304980, 307970, 341445, 369564, 402730, 455260, 461955, 483276, 523549, 604095, 615940, 682890, 805460, 923910, 1047098, 1208190, 1365780, 1570647, 1847820, 2094196, 2416380, 2617745, 3141294, 5235490, 6282588, 7853235, 10470980, 15706470, 31412940]

約数ペア:

[(1, 31412940), (2, 15706470), (3, 10470980), (4, 7853235), (5, 6282588), (6, 5235490), (10, 3141294), (12, 2617745), (13, 2416380), (15, 2094196), (17, 1847820), (20, 1570647), (23, 1365780), (26, 1208190), (30, 1047098), (34, 923910), (39, 805460), (46, 682890), (51, 615940), (52, 604095), (60, 523549), (65, 483276), (68, 461955), (69, 455260), (78, 402730), (85, 369564), (92, 341445), (102, 307970), (103, 304980), (115, 273156), (130, 241638), (138, 227630), (156, 201365), (170, 184782), (195, 161092), (204, 153985), (206, 152490), (221, 142140), (230, 136578), (255, 123188), (260, 120819), (276, 113815), (299, 105060), (309, 101660), (340, 92391), (345, 91052), (390, 80546), (391, 80340), (412, 76245), (442, 71070), (460, 68289), (510, 61594), (515, 60996), (598, 52530), (618, 50830), (663, 47380), (690, 45526), (780, 40273), (782, 40170), (884, 35535), (897, 35020), (1020, 30797), (1030, 30498), (1105, 28428), (1173, 26780), (1196, 26265), (1236, 25415), (1326, 23690), (1339, 23460), (1380, 22763), (1495, 21012), (1545, 20332), (1564, 20085), (1751, 17940), (1794, 17510), (1955, 16068), (2060, 15249), (2210, 14214), (2346, 13390), (2369, 13260), (2652, 11845), (2678, 11730), (2990, 10506), (3090, 10166), (3315, 9476), (3502, 8970), (3588, 8755), (3910, 8034), (4017, 7820), (4420, 7107), (4485, 7004), (4692, 6695), (4738, 6630), (5083, 6180), (5253, 5980), (5356, 5865)]