180023620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:533

約数の個数: 96

約数和(自身を含む): 449326080

約数和(自身を除く): 269302460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 79, 82, 140, 158, 164, 205, 287, 316, 395, 397, 410, 553, 574, 790, 794, 820, 1106, 1148, 1435, 1580, 1588, 1985, 2212, 2765, 2779, 2870, 3239, 3970, 5530, 5558, 5740, 6478, 7940, 11060, 11116, 12956, 13895, 16195, 16277, 22673, 27790, 31363, 32390, 32554, 45346, 55580, 62726, 64780, 65108, 81385, 90692, 113365, 113939, 125452, 156815, 162770, 219541, 226730, 227878, 313630, 325540, 439082, 453460, 455756, 569695, 627260, 878164, 1097705, 1139390, 1285883, 2195410, 2278780, 2571766, 4390820, 5143532, 6429415, 9001181, 12858830, 18002362, 25717660, 36004724, 45005905, 90011810, 180023620]

約数ペア:

[(1, 180023620), (2, 90011810), (4, 45005905), (5, 36004724), (7, 25717660), (10, 18002362), (14, 12858830), (20, 9001181), (28, 6429415), (35, 5143532), (41, 4390820), (70, 2571766), (79, 2278780), (82, 2195410), (140, 1285883), (158, 1139390), (164, 1097705), (205, 878164), (287, 627260), (316, 569695), (395, 455756), (397, 453460), (410, 439082), (553, 325540), (574, 313630), (790, 227878), (794, 226730), (820, 219541), (1106, 162770), (1148, 156815), (1435, 125452), (1580, 113939), (1588, 113365), (1985, 90692), (2212, 81385), (2765, 65108), (2779, 64780), (2870, 62726), (3239, 55580), (3970, 45346), (5530, 32554), (5558, 32390), (5740, 31363), (6478, 27790), (7940, 22673), (11060, 16277), (11116, 16195), (12956, 13895)]