161330520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5443}}^1$

素因数の和:5489

約数の個数: 128

約数和(自身を含む): 548755200

約数和(自身を除く): 387424680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2964, 3705, 4940, 5443, 5928, 7410, 9880, 10886, 14820, 16329, 21772, 27215, 29640, 32658, 43544, 54430, 65316, 70759, 81645, 103417, 108860, 130632, 141518, 163290, 206834, 212277, 217720, 283036, 310251, 326580, 353795, 413668, 424554, 517085, 566072, 620502, 653160, 707590, 827336, 849108, 1034170, 1061385, 1241004, 1344421, 1415180, 1551255, 1698216, 2068340, 2122770, 2482008, 2688842, 2830360, 3102510, 4033263, 4136680, 4245540, 5377684, 6205020, 6722105, 8066526, 8491080, 10755368, 12410040, 13444210, 16133052, 20166315, 26888420, 32266104, 40332630, 53776840, 80665260, 161330520]

約数ペア:

[(1, 161330520), (2, 80665260), (3, 53776840), (4, 40332630), (5, 32266104), (6, 26888420), (8, 20166315), (10, 16133052), (12, 13444210), (13, 12410040), (15, 10755368), (19, 8491080), (20, 8066526), (24, 6722105), (26, 6205020), (30, 5377684), (38, 4245540), (39, 4136680), (40, 4033263), (52, 3102510), (57, 2830360), (60, 2688842), (65, 2482008), (76, 2122770), (78, 2068340), (95, 1698216), (104, 1551255), (114, 1415180), (120, 1344421), (130, 1241004), (152, 1061385), (156, 1034170), (190, 849108), (195, 827336), (228, 707590), (247, 653160), (260, 620502), (285, 566072), (312, 517085), (380, 424554), (390, 413668), (456, 353795), (494, 326580), (520, 310251), (570, 283036), (741, 217720), (760, 212277), (780, 206834), (988, 163290), (1140, 141518), (1235, 130632), (1482, 108860), (1560, 103417), (1976, 81645), (2280, 70759), (2470, 65316), (2964, 54430), (3705, 43544), (4940, 32658), (5443, 29640), (5928, 27215), (7410, 21772), (9880, 16329), (10886, 14820)]