420940260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{983}}^1$

素因数の和:1075

約数の個数: 192

約数和(自身を含む): 1434908160

約数和(自身を除く): 1013967900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 61, 65, 78, 90, 108, 117, 122, 130, 135, 156, 180, 183, 195, 234, 244, 260, 270, 305, 351, 366, 390, 468, 540, 549, 585, 610, 702, 732, 780, 793, 915, 983, 1098, 1170, 1220, 1404, 1586, 1647, 1755, 1830, 1966, 2196, 2340, 2379, 2745, 2949, 3172, 3294, 3510, 3660, 3932, 3965, 4758, 4915, 5490, 5898, 6588, 7020, 7137, 7930, 8235, 8847, 9516, 9830, 10980, 11796, 11895, 12779, 14274, 14745, 15860, 16470, 17694, 19660, 21411, 23790, 25558, 26541, 28548, 29490, 32940, 35388, 35685, 38337, 42822, 44235, 47580, 51116, 53082, 58980, 59963, 63895, 71370, 76674, 85644, 88470, 106164, 107055, 115011, 119926, 127790, 132705, 142740, 153348, 176940, 179889, 191685, 214110, 230022, 239852, 255580, 265410, 299815, 345033, 359778, 383370, 428220, 460044, 530820, 539667, 575055, 599630, 690066, 719556, 766740, 779519, 899445, 1079334, 1150110, 1199260, 1380132, 1559038, 1619001, 1725165, 1798890, 2158668, 2300220, 2338557, 2698335, 3118076, 3238002, 3450330, 3597780, 3897595, 4677114, 5396670, 6476004, 6900660, 7015671, 7795190, 8095005, 9354228, 10793340, 11692785, 14031342, 15590380, 16190010, 21047013, 23385570, 28062684, 32380020, 35078355, 42094026, 46771140, 70156710, 84188052, 105235065, 140313420, 210470130, 420940260]

約数ペア:

[(1, 420940260), (2, 210470130), (3, 140313420), (4, 105235065), (5, 84188052), (6, 70156710), (9, 46771140), (10, 42094026), (12, 35078355), (13, 32380020), (15, 28062684), (18, 23385570), (20, 21047013), (26, 16190010), (27, 15590380), (30, 14031342), (36, 11692785), (39, 10793340), (45, 9354228), (52, 8095005), (54, 7795190), (60, 7015671), (61, 6900660), (65, 6476004), (78, 5396670), (90, 4677114), (108, 3897595), (117, 3597780), (122, 3450330), (130, 3238002), (135, 3118076), (156, 2698335), (180, 2338557), (183, 2300220), (195, 2158668), (234, 1798890), (244, 1725165), (260, 1619001), (270, 1559038), (305, 1380132), (351, 1199260), (366, 1150110), (390, 1079334), (468, 899445), (540, 779519), (549, 766740), (585, 719556), (610, 690066), (702, 599630), (732, 575055), (780, 539667), (793, 530820), (915, 460044), (983, 428220), (1098, 383370), (1170, 359778), (1220, 345033), (1404, 299815), (1586, 265410), (1647, 255580), (1755, 239852), (1830, 230022), (1966, 214110), (2196, 191685), (2340, 179889), (2379, 176940), (2745, 153348), (2949, 142740), (3172, 132705), (3294, 127790), (3510, 119926), (3660, 115011), (3932, 107055), (3965, 106164), (4758, 88470), (4915, 85644), (5490, 76674), (5898, 71370), (6588, 63895), (7020, 59963), (7137, 58980), (7930, 53082), (8235, 51116), (8847, 47580), (9516, 44235), (9830, 42822), (10980, 38337), (11796, 35685), (11895, 35388), (12779, 32940), (14274, 29490), (14745, 28548), (15860, 26541), (16470, 25558), (17694, 23790), (19660, 21411)]