61029320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:279

約数の個数: 128

約数和(自身を含む): 163296000

約数和(自身を除く): 102266680

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 41, 44, 55, 68, 82, 85, 88, 110, 136, 164, 170, 187, 199, 205, 220, 328, 340, 374, 398, 410, 440, 451, 680, 697, 748, 796, 820, 902, 935, 995, 1394, 1496, 1592, 1640, 1804, 1870, 1990, 2189, 2255, 2788, 3383, 3485, 3608, 3740, 3980, 4378, 4510, 5576, 6766, 6970, 7480, 7667, 7960, 8159, 8756, 9020, 10945, 13532, 13940, 15334, 16318, 16915, 17512, 18040, 21890, 27064, 27880, 30668, 32636, 33830, 37213, 38335, 40795, 43780, 61336, 65272, 67660, 74426, 76670, 81590, 87560, 89749, 135320, 138703, 148852, 153340, 163180, 179498, 186065, 277406, 297704, 306680, 326360, 358996, 372130, 448745, 554812, 693515, 717992, 744260, 897490, 1109624, 1387030, 1488520, 1525733, 1794980, 2774060, 3051466, 3589960, 5548120, 6102932, 7628665, 12205864, 15257330, 30514660, 61029320]

約数ペア:

[(1, 61029320), (2, 30514660), (4, 15257330), (5, 12205864), (8, 7628665), (10, 6102932), (11, 5548120), (17, 3589960), (20, 3051466), (22, 2774060), (34, 1794980), (40, 1525733), (41, 1488520), (44, 1387030), (55, 1109624), (68, 897490), (82, 744260), (85, 717992), (88, 693515), (110, 554812), (136, 448745), (164, 372130), (170, 358996), (187, 326360), (199, 306680), (205, 297704), (220, 277406), (328, 186065), (340, 179498), (374, 163180), (398, 153340), (410, 148852), (440, 138703), (451, 135320), (680, 89749), (697, 87560), (748, 81590), (796, 76670), (820, 74426), (902, 67660), (935, 65272), (995, 61336), (1394, 43780), (1496, 40795), (1592, 38335), (1640, 37213), (1804, 33830), (1870, 32636), (1990, 30668), (2189, 27880), (2255, 27064), (2788, 21890), (3383, 18040), (3485, 17512), (3608, 16915), (3740, 16318), (3980, 15334), (4378, 13940), (4510, 13532), (5576, 10945), (6766, 9020), (6970, 8756), (7480, 8159), (7667, 7960)]