47412640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 144

約数和(自身を含む): 128701440

約数和(自身を除く): 81288800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 79, 80, 88, 110, 121, 124, 155, 158, 160, 176, 220, 242, 248, 310, 316, 341, 352, 395, 440, 484, 496, 605, 620, 632, 682, 790, 869, 880, 968, 992, 1210, 1240, 1264, 1364, 1580, 1705, 1738, 1760, 1936, 2420, 2449, 2480, 2528, 2728, 3160, 3410, 3476, 3751, 3872, 4345, 4840, 4898, 4960, 5456, 6320, 6820, 6952, 7502, 8690, 9559, 9680, 9796, 10912, 12245, 12640, 13640, 13904, 15004, 17380, 18755, 19118, 19360, 19592, 24490, 26939, 27280, 27808, 30008, 34760, 37510, 38236, 39184, 47795, 48980, 53878, 54560, 60016, 69520, 75020, 76472, 78368, 95590, 97960, 107756, 120032, 134695, 139040, 150040, 152944, 191180, 195920, 215512, 269390, 296329, 300080, 305888, 382360, 391840, 431024, 538780, 592658, 600160, 764720, 862048, 1077560, 1185316, 1481645, 1529440, 2155120, 2370632, 2963290, 4310240, 4741264, 5926580, 9482528, 11853160, 23706320, 47412640]

約数ペア:

[(1, 47412640), (2, 23706320), (4, 11853160), (5, 9482528), (8, 5926580), (10, 4741264), (11, 4310240), (16, 2963290), (20, 2370632), (22, 2155120), (31, 1529440), (32, 1481645), (40, 1185316), (44, 1077560), (55, 862048), (62, 764720), (79, 600160), (80, 592658), (88, 538780), (110, 431024), (121, 391840), (124, 382360), (155, 305888), (158, 300080), (160, 296329), (176, 269390), (220, 215512), (242, 195920), (248, 191180), (310, 152944), (316, 150040), (341, 139040), (352, 134695), (395, 120032), (440, 107756), (484, 97960), (496, 95590), (605, 78368), (620, 76472), (632, 75020), (682, 69520), (790, 60016), (869, 54560), (880, 53878), (968, 48980), (992, 47795), (1210, 39184), (1240, 38236), (1264, 37510), (1364, 34760), (1580, 30008), (1705, 27808), (1738, 27280), (1760, 26939), (1936, 24490), (2420, 19592), (2449, 19360), (2480, 19118), (2528, 18755), (2728, 17380), (3160, 15004), (3410, 13904), (3476, 13640), (3751, 12640), (3872, 12245), (4345, 10912), (4840, 9796), (4898, 9680), (4960, 9559), (5456, 8690), (6320, 7502), (6820, 6952)]