778138920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2917}}^1$

素因数の和:2969

約数の個数: 256

約数和(自身を含む): 2941344000

約数和(自身を除く): 2163205080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 27, 30, 36, 38, 39, 40, 45, 52, 54, 57, 60, 65, 72, 76, 78, 90, 95, 104, 108, 114, 117, 120, 130, 135, 152, 156, 171, 180, 190, 195, 216, 228, 234, 247, 260, 270, 285, 312, 342, 351, 360, 380, 390, 456, 468, 494, 513, 520, 540, 570, 585, 684, 702, 741, 760, 780, 855, 936, 988, 1026, 1080, 1140, 1170, 1235, 1368, 1404, 1482, 1560, 1710, 1755, 1976, 2052, 2223, 2280, 2340, 2470, 2565, 2808, 2917, 2964, 3420, 3510, 3705, 4104, 4446, 4680, 4940, 5130, 5834, 5928, 6669, 6840, 7020, 7410, 8751, 8892, 9880, 10260, 11115, 11668, 13338, 14040, 14585, 14820, 17502, 17784, 20520, 22230, 23336, 26253, 26676, 29170, 29640, 33345, 35004, 37921, 43755, 44460, 52506, 53352, 55423, 58340, 66690, 70008, 75842, 78759, 87510, 88920, 105012, 110846, 113763, 116680, 131265, 133380, 151684, 157518, 166269, 175020, 189605, 210024, 221692, 227526, 262530, 266760, 277115, 303368, 315036, 332538, 341289, 350040, 379210, 393795, 443384, 455052, 498807, 525060, 554230, 568815, 630072, 665076, 682578, 720499, 758420, 787590, 831345, 910104, 997614, 1023867, 1050120, 1108460, 1137630, 1330152, 1365156, 1440998, 1496421, 1516840, 1575180, 1662690, 1706445, 1995228, 2047734, 2161497, 2216920, 2275260, 2494035, 2730312, 2881996, 2992842, 3150360, 3325380, 3412890, 3602495, 3990456, 4095468, 4322994, 4550520, 4988070, 5119335, 5763992, 5985684, 6484491, 6650760, 6825780, 7204990, 7482105, 8190936, 8645988, 9976140, 10238670, 10807485, 11971368, 12968982, 13651560, 14409980, 14964210, 17291976, 19453473, 19952280, 20477340, 21614970, 25937964, 28819960, 29928420, 32422455, 38906946, 40954680, 43229940, 51875928, 59856840, 64844910, 77813892, 86459880, 97267365, 129689820, 155627784, 194534730, 259379640, 389069460, 778138920]

約数ペア:

[(1, 778138920), (2, 389069460), (3, 259379640), (4, 194534730), (5, 155627784), (6, 129689820), (8, 97267365), (9, 86459880), (10, 77813892), (12, 64844910), (13, 59856840), (15, 51875928), (18, 43229940), (19, 40954680), (20, 38906946), (24, 32422455), (26, 29928420), (27, 28819960), (30, 25937964), (36, 21614970), (38, 20477340), (39, 19952280), (40, 19453473), (45, 17291976), (52, 14964210), (54, 14409980), (57, 13651560), (60, 12968982), (65, 11971368), (72, 10807485), (76, 10238670), (78, 9976140), (90, 8645988), (95, 8190936), (104, 7482105), (108, 7204990), (114, 6825780), (117, 6650760), (120, 6484491), (130, 5985684), (135, 5763992), (152, 5119335), (156, 4988070), (171, 4550520), (180, 4322994), (190, 4095468), (195, 3990456), (216, 3602495), (228, 3412890), (234, 3325380), (247, 3150360), (260, 2992842), (270, 2881996), (285, 2730312), (312, 2494035), (342, 2275260), (351, 2216920), (360, 2161497), (380, 2047734), (390, 1995228), (456, 1706445), (468, 1662690), (494, 1575180), (513, 1516840), (520, 1496421), (540, 1440998), (570, 1365156), (585, 1330152), (684, 1137630), (702, 1108460), (741, 1050120), (760, 1023867), (780, 997614), (855, 910104), (936, 831345), (988, 787590), (1026, 758420), (1080, 720499), (1140, 682578), (1170, 665076), (1235, 630072), (1368, 568815), (1404, 554230), (1482, 525060), (1560, 498807), (1710, 455052), (1755, 443384), (1976, 393795), (2052, 379210), (2223, 350040), (2280, 341289), (2340, 332538), (2470, 315036), (2565, 303368), (2808, 277115), (2917, 266760), (2964, 262530), (3420, 227526), (3510, 221692), (3705, 210024), (4104, 189605), (4446, 175020), (4680, 166269), (4940, 157518), (5130, 151684), (5834, 133380), (5928, 131265), (6669, 116680), (6840, 113763), (7020, 110846), (7410, 105012), (8751, 88920), (8892, 87510), (9880, 78759), (10260, 75842), (11115, 70008), (11668, 66690), (13338, 58340), (14040, 55423), (14585, 53352), (14820, 52506), (17502, 44460), (17784, 43755), (20520, 37921), (22230, 35004), (23336, 33345), (26253, 29640), (26676, 29170)]