168415260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{977}}^1$

素因数の和:1032

約数の個数: 144

約数和(自身を含む): 541217376

約数和(自身を除く): 372802116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 169, 170, 195, 204, 221, 255, 260, 338, 340, 390, 442, 507, 510, 663, 676, 780, 845, 884, 977, 1014, 1020, 1105, 1326, 1690, 1954, 2028, 2210, 2535, 2652, 2873, 2931, 3315, 3380, 3908, 4420, 4885, 5070, 5746, 5862, 6630, 8619, 9770, 10140, 11492, 11724, 12701, 13260, 14365, 14655, 16609, 17238, 19540, 25402, 28730, 29310, 33218, 34476, 38103, 43095, 49827, 50804, 57460, 58620, 63505, 66436, 76206, 83045, 86190, 99654, 127010, 152412, 165113, 166090, 172380, 190515, 199308, 215917, 249135, 254020, 330226, 332180, 381030, 431834, 495339, 498270, 647751, 660452, 762060, 825565, 863668, 990678, 996540, 1079585, 1295502, 1651130, 1981356, 2159170, 2476695, 2591004, 2806921, 3238755, 3302260, 4318340, 4953390, 5613842, 6477510, 8420763, 9906780, 11227684, 12955020, 14034605, 16841526, 28069210, 33683052, 42103815, 56138420, 84207630, 168415260]

約数ペア:

[(1, 168415260), (2, 84207630), (3, 56138420), (4, 42103815), (5, 33683052), (6, 28069210), (10, 16841526), (12, 14034605), (13, 12955020), (15, 11227684), (17, 9906780), (20, 8420763), (26, 6477510), (30, 5613842), (34, 4953390), (39, 4318340), (51, 3302260), (52, 3238755), (60, 2806921), (65, 2591004), (68, 2476695), (78, 2159170), (85, 1981356), (102, 1651130), (130, 1295502), (156, 1079585), (169, 996540), (170, 990678), (195, 863668), (204, 825565), (221, 762060), (255, 660452), (260, 647751), (338, 498270), (340, 495339), (390, 431834), (442, 381030), (507, 332180), (510, 330226), (663, 254020), (676, 249135), (780, 215917), (845, 199308), (884, 190515), (977, 172380), (1014, 166090), (1020, 165113), (1105, 152412), (1326, 127010), (1690, 99654), (1954, 86190), (2028, 83045), (2210, 76206), (2535, 66436), (2652, 63505), (2873, 58620), (2931, 57460), (3315, 50804), (3380, 49827), (3908, 43095), (4420, 38103), (4885, 34476), (5070, 33218), (5746, 29310), (5862, 28730), (6630, 25402), (8619, 19540), (9770, 17238), (10140, 16609), (11492, 14655), (11724, 14365), (12701, 13260)]