1211210520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{653}}^1$

素因数の和:750

約数の個数: 256

約数和(自身を含む): 4153161600

約数和(自身を除く): 2941951080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 41, 52, 58, 60, 65, 78, 82, 87, 104, 116, 120, 123, 130, 145, 156, 164, 174, 195, 205, 232, 246, 260, 290, 312, 328, 348, 377, 390, 410, 435, 492, 520, 533, 580, 615, 653, 696, 754, 780, 820, 870, 984, 1066, 1131, 1160, 1189, 1230, 1306, 1508, 1560, 1599, 1640, 1740, 1885, 1959, 2132, 2262, 2378, 2460, 2612, 2665, 3016, 3198, 3265, 3480, 3567, 3770, 3918, 4264, 4524, 4756, 4920, 5224, 5330, 5655, 5945, 6396, 6530, 7134, 7540, 7836, 7995, 8489, 9048, 9512, 9795, 10660, 11310, 11890, 12792, 13060, 14268, 15080, 15457, 15672, 15990, 16978, 17835, 18937, 19590, 21320, 22620, 23780, 25467, 26120, 26773, 28536, 30914, 31980, 33956, 35670, 37874, 39180, 42445, 45240, 46371, 47560, 50934, 53546, 56811, 61828, 63960, 67912, 71340, 75748, 77285, 78360, 80319, 84890, 92742, 94685, 101868, 107092, 113622, 123656, 127335, 133865, 142680, 151496, 154570, 160638, 169780, 185484, 189370, 203736, 214184, 227244, 231855, 246181, 254670, 267730, 284055, 309140, 321276, 339560, 348049, 370968, 378740, 401595, 454488, 463710, 492362, 509340, 535460, 568110, 618280, 642552, 696098, 738543, 757480, 776417, 803190, 927420, 984724, 1018680, 1044147, 1070920, 1136220, 1230905, 1392196, 1477086, 1552834, 1606380, 1740245, 1854840, 1969448, 2088294, 2272440, 2329251, 2461810, 2784392, 2954172, 3105668, 3212760, 3480490, 3692715, 3882085, 4176588, 4658502, 4923620, 5220735, 5908344, 6211336, 6960980, 7385430, 7764170, 8353176, 9317004, 9847240, 10093421, 10441470, 11646255, 13921960, 14770860, 15528340, 18634008, 20186842, 20882940, 23292510, 29541720, 30280263, 31056680, 40373684, 41765880, 46585020, 50467105, 60560526, 80747368, 93170040, 100934210, 121121052, 151401315, 201868420, 242242104, 302802630, 403736840, 605605260, 1211210520]

約数ペア:

[(1, 1211210520), (2, 605605260), (3, 403736840), (4, 302802630), (5, 242242104), (6, 201868420), (8, 151401315), (10, 121121052), (12, 100934210), (13, 93170040), (15, 80747368), (20, 60560526), (24, 50467105), (26, 46585020), (29, 41765880), (30, 40373684), (39, 31056680), (40, 30280263), (41, 29541720), (52, 23292510), (58, 20882940), (60, 20186842), (65, 18634008), (78, 15528340), (82, 14770860), (87, 13921960), (104, 11646255), (116, 10441470), (120, 10093421), (123, 9847240), (130, 9317004), (145, 8353176), (156, 7764170), (164, 7385430), (174, 6960980), (195, 6211336), (205, 5908344), (232, 5220735), (246, 4923620), (260, 4658502), (290, 4176588), (312, 3882085), (328, 3692715), (348, 3480490), (377, 3212760), (390, 3105668), (410, 2954172), (435, 2784392), (492, 2461810), (520, 2329251), (533, 2272440), (580, 2088294), (615, 1969448), (653, 1854840), (696, 1740245), (754, 1606380), (780, 1552834), (820, 1477086), (870, 1392196), (984, 1230905), (1066, 1136220), (1131, 1070920), (1160, 1044147), (1189, 1018680), (1230, 984724), (1306, 927420), (1508, 803190), (1560, 776417), (1599, 757480), (1640, 738543), (1740, 696098), (1885, 642552), (1959, 618280), (2132, 568110), (2262, 535460), (2378, 509340), (2460, 492362), (2612, 463710), (2665, 454488), (3016, 401595), (3198, 378740), (3265, 370968), (3480, 348049), (3567, 339560), (3770, 321276), (3918, 309140), (4264, 284055), (4524, 267730), (4756, 254670), (4920, 246181), (5224, 231855), (5330, 227244), (5655, 214184), (5945, 203736), (6396, 189370), (6530, 185484), (7134, 169780), (7540, 160638), (7836, 154570), (7995, 151496), (8489, 142680), (9048, 133865), (9512, 127335), (9795, 123656), (10660, 113622), (11310, 107092), (11890, 101868), (12792, 94685), (13060, 92742), (14268, 84890), (15080, 80319), (15457, 78360), (15672, 77285), (15990, 75748), (16978, 71340), (17835, 67912), (18937, 63960), (19590, 61828), (21320, 56811), (22620, 53546), (23780, 50934), (25467, 47560), (26120, 46371), (26773, 45240), (28536, 42445), (30914, 39180), (31980, 37874), (33956, 35670)]