156423520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:165

約数の個数: 192

約数和(自身を含む): 431972352

約数和(自身を除く): 275548832

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 47, 55, 61, 62, 80, 88, 94, 110, 122, 124, 155, 160, 176, 188, 220, 235, 244, 248, 305, 310, 341, 352, 376, 440, 470, 488, 496, 517, 610, 620, 671, 682, 752, 880, 940, 976, 992, 1034, 1220, 1240, 1342, 1364, 1457, 1504, 1705, 1760, 1880, 1891, 1952, 2068, 2440, 2480, 2585, 2684, 2728, 2867, 2914, 3355, 3410, 3760, 3782, 4136, 4880, 4960, 5170, 5368, 5456, 5734, 5828, 6710, 6820, 7285, 7520, 7564, 8272, 9455, 9760, 10340, 10736, 10912, 11468, 11656, 13420, 13640, 14335, 14570, 15128, 16027, 16544, 18910, 20680, 20801, 21472, 22936, 23312, 26840, 27280, 28670, 29140, 30256, 31537, 32054, 37820, 41360, 41602, 45872, 46624, 53680, 54560, 57340, 58280, 60512, 63074, 64108, 75640, 80135, 82720, 83204, 88877, 91744, 104005, 107360, 114680, 116560, 126148, 128216, 151280, 157685, 160270, 166408, 177754, 208010, 229360, 233120, 252296, 256432, 302560, 315370, 320540, 332816, 355508, 416020, 444385, 458720, 504592, 512864, 630740, 641080, 665632, 711016, 832040, 888770, 977647, 1009184, 1261480, 1282160, 1422032, 1664080, 1777540, 1955294, 2522960, 2564320, 2844064, 3328160, 3555080, 3910588, 4888235, 5045920, 7110160, 7821176, 9776470, 14220320, 15642352, 19552940, 31284704, 39105880, 78211760, 156423520]

約数ペア:

[(1, 156423520), (2, 78211760), (4, 39105880), (5, 31284704), (8, 19552940), (10, 15642352), (11, 14220320), (16, 9776470), (20, 7821176), (22, 7110160), (31, 5045920), (32, 4888235), (40, 3910588), (44, 3555080), (47, 3328160), (55, 2844064), (61, 2564320), (62, 2522960), (80, 1955294), (88, 1777540), (94, 1664080), (110, 1422032), (122, 1282160), (124, 1261480), (155, 1009184), (160, 977647), (176, 888770), (188, 832040), (220, 711016), (235, 665632), (244, 641080), (248, 630740), (305, 512864), (310, 504592), (341, 458720), (352, 444385), (376, 416020), (440, 355508), (470, 332816), (488, 320540), (496, 315370), (517, 302560), (610, 256432), (620, 252296), (671, 233120), (682, 229360), (752, 208010), (880, 177754), (940, 166408), (976, 160270), (992, 157685), (1034, 151280), (1220, 128216), (1240, 126148), (1342, 116560), (1364, 114680), (1457, 107360), (1504, 104005), (1705, 91744), (1760, 88877), (1880, 83204), (1891, 82720), (1952, 80135), (2068, 75640), (2440, 64108), (2480, 63074), (2585, 60512), (2684, 58280), (2728, 57340), (2867, 54560), (2914, 53680), (3355, 46624), (3410, 45872), (3760, 41602), (3782, 41360), (4136, 37820), (4880, 32054), (4960, 31537), (5170, 30256), (5368, 29140), (5456, 28670), (5734, 27280), (5828, 26840), (6710, 23312), (6820, 22936), (7285, 21472), (7520, 20801), (7564, 20680), (8272, 18910), (9455, 16544), (9760, 16027), (10340, 15128), (10736, 14570), (10912, 14335), (11468, 13640), (11656, 13420)]