979515680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1381}}^1$

素因数の和:1451

約数の個数: 192

約数和(自身を含む): 2808400896

約数和(自身を除く): 1828885216

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 32, 40, 44, 52, 55, 62, 65, 80, 88, 104, 110, 124, 130, 143, 155, 160, 176, 208, 220, 248, 260, 286, 310, 341, 352, 403, 416, 440, 496, 520, 572, 620, 682, 715, 806, 880, 992, 1040, 1144, 1240, 1364, 1381, 1430, 1612, 1705, 1760, 2015, 2080, 2288, 2480, 2728, 2762, 2860, 3224, 3410, 4030, 4433, 4576, 4960, 5456, 5524, 5720, 6448, 6820, 6905, 8060, 8866, 10912, 11048, 11440, 12896, 13640, 13810, 15191, 16120, 17732, 17953, 22096, 22165, 22880, 27280, 27620, 30382, 32240, 35464, 35906, 42811, 44192, 44330, 54560, 55240, 60764, 64480, 70928, 71812, 75955, 85622, 88660, 89765, 110480, 121528, 141856, 143624, 151910, 171244, 177320, 179530, 197483, 214055, 220960, 243056, 287248, 303820, 342488, 354640, 359060, 394966, 428110, 470921, 486112, 556543, 574496, 607640, 684976, 709280, 718120, 789932, 856220, 941842, 987415, 1113086, 1215280, 1369952, 1436240, 1579864, 1712440, 1883684, 1974830, 2226172, 2354605, 2430560, 2782715, 2872480, 3159728, 3424880, 3767368, 3949660, 4452344, 4709210, 5565430, 6121973, 6319456, 6849760, 7534736, 7899320, 8904688, 9418420, 11130860, 12243946, 15069472, 15798640, 17809376, 18836840, 22261720, 24487892, 30609865, 31597280, 37673680, 44523440, 48975784, 61219730, 75347360, 89046880, 97951568, 122439460, 195903136, 244878920, 489757840, 979515680]

約数ペア:

[(1, 979515680), (2, 489757840), (4, 244878920), (5, 195903136), (8, 122439460), (10, 97951568), (11, 89046880), (13, 75347360), (16, 61219730), (20, 48975784), (22, 44523440), (26, 37673680), (31, 31597280), (32, 30609865), (40, 24487892), (44, 22261720), (52, 18836840), (55, 17809376), (62, 15798640), (65, 15069472), (80, 12243946), (88, 11130860), (104, 9418420), (110, 8904688), (124, 7899320), (130, 7534736), (143, 6849760), (155, 6319456), (160, 6121973), (176, 5565430), (208, 4709210), (220, 4452344), (248, 3949660), (260, 3767368), (286, 3424880), (310, 3159728), (341, 2872480), (352, 2782715), (403, 2430560), (416, 2354605), (440, 2226172), (496, 1974830), (520, 1883684), (572, 1712440), (620, 1579864), (682, 1436240), (715, 1369952), (806, 1215280), (880, 1113086), (992, 987415), (1040, 941842), (1144, 856220), (1240, 789932), (1364, 718120), (1381, 709280), (1430, 684976), (1612, 607640), (1705, 574496), (1760, 556543), (2015, 486112), (2080, 470921), (2288, 428110), (2480, 394966), (2728, 359060), (2762, 354640), (2860, 342488), (3224, 303820), (3410, 287248), (4030, 243056), (4433, 220960), (4576, 214055), (4960, 197483), (5456, 179530), (5524, 177320), (5720, 171244), (6448, 151910), (6820, 143624), (6905, 141856), (8060, 121528), (8866, 110480), (10912, 89765), (11048, 88660), (11440, 85622), (12896, 75955), (13640, 71812), (13810, 70928), (15191, 64480), (16120, 60764), (17732, 55240), (17953, 54560), (22096, 44330), (22165, 44192), (22880, 42811), (27280, 35906), (27620, 35464), (30382, 32240)]