142438920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:216

約数の個数: 256

約数和(自身を含む): 502951680

約数和(自身を除く): 360512760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 41, 51, 52, 60, 65, 68, 78, 82, 85, 102, 104, 120, 123, 130, 131, 136, 156, 164, 170, 195, 204, 205, 221, 246, 255, 260, 262, 312, 328, 340, 390, 393, 408, 410, 442, 492, 510, 520, 524, 533, 615, 655, 663, 680, 697, 780, 786, 820, 884, 984, 1020, 1048, 1066, 1105, 1230, 1310, 1326, 1394, 1560, 1572, 1599, 1640, 1703, 1768, 1965, 2040, 2091, 2132, 2210, 2227, 2460, 2620, 2652, 2665, 2788, 3144, 3198, 3315, 3406, 3485, 3930, 4182, 4264, 4420, 4454, 4920, 5109, 5240, 5304, 5330, 5371, 5576, 6396, 6630, 6681, 6812, 6970, 7860, 7995, 8364, 8515, 8840, 8908, 9061, 10218, 10455, 10660, 10742, 11135, 12792, 13260, 13362, 13624, 13940, 15720, 15990, 16113, 16728, 17030, 17816, 18122, 20436, 20910, 21320, 21484, 22270, 25545, 26520, 26724, 26855, 27183, 27880, 28951, 31980, 32226, 33405, 34060, 36244, 40872, 41820, 42968, 44540, 45305, 51090, 53448, 53710, 54366, 57902, 63960, 64452, 66810, 68120, 69823, 72488, 80565, 83640, 86853, 89080, 90610, 91307, 102180, 107420, 108732, 115804, 128904, 133620, 135915, 139646, 144755, 161130, 173706, 181220, 182614, 204360, 209469, 214840, 217464, 231608, 267240, 271830, 273921, 279292, 289510, 322260, 347412, 349115, 362440, 365228, 418938, 434265, 456535, 543660, 547842, 558584, 579020, 644520, 694824, 698230, 730456, 837876, 868530, 913070, 1047345, 1087320, 1095684, 1158040, 1186991, 1369605, 1396460, 1675752, 1737060, 1826140, 2094690, 2191368, 2373982, 2739210, 2792920, 3474120, 3560973, 3652280, 4189380, 4747964, 5478420, 5934955, 7121946, 8378760, 9495928, 10956840, 11869910, 14243892, 17804865, 23739820, 28487784, 35609730, 47479640, 71219460, 142438920]

約数ペア:

[(1, 142438920), (2, 71219460), (3, 47479640), (4, 35609730), (5, 28487784), (6, 23739820), (8, 17804865), (10, 14243892), (12, 11869910), (13, 10956840), (15, 9495928), (17, 8378760), (20, 7121946), (24, 5934955), (26, 5478420), (30, 4747964), (34, 4189380), (39, 3652280), (40, 3560973), (41, 3474120), (51, 2792920), (52, 2739210), (60, 2373982), (65, 2191368), (68, 2094690), (78, 1826140), (82, 1737060), (85, 1675752), (102, 1396460), (104, 1369605), (120, 1186991), (123, 1158040), (130, 1095684), (131, 1087320), (136, 1047345), (156, 913070), (164, 868530), (170, 837876), (195, 730456), (204, 698230), (205, 694824), (221, 644520), (246, 579020), (255, 558584), (260, 547842), (262, 543660), (312, 456535), (328, 434265), (340, 418938), (390, 365228), (393, 362440), (408, 349115), (410, 347412), (442, 322260), (492, 289510), (510, 279292), (520, 273921), (524, 271830), (533, 267240), (615, 231608), (655, 217464), (663, 214840), (680, 209469), (697, 204360), (780, 182614), (786, 181220), (820, 173706), (884, 161130), (984, 144755), (1020, 139646), (1048, 135915), (1066, 133620), (1105, 128904), (1230, 115804), (1310, 108732), (1326, 107420), (1394, 102180), (1560, 91307), (1572, 90610), (1599, 89080), (1640, 86853), (1703, 83640), (1768, 80565), (1965, 72488), (2040, 69823), (2091, 68120), (2132, 66810), (2210, 64452), (2227, 63960), (2460, 57902), (2620, 54366), (2652, 53710), (2665, 53448), (2788, 51090), (3144, 45305), (3198, 44540), (3315, 42968), (3406, 41820), (3485, 40872), (3930, 36244), (4182, 34060), (4264, 33405), (4420, 32226), (4454, 31980), (4920, 28951), (5109, 27880), (5240, 27183), (5304, 26855), (5330, 26724), (5371, 26520), (5576, 25545), (6396, 22270), (6630, 21484), (6681, 21320), (6812, 20910), (6970, 20436), (7860, 18122), (7995, 17816), (8364, 17030), (8515, 16728), (8840, 16113), (8908, 15990), (9061, 15720), (10218, 13940), (10455, 13624), (10660, 13362), (10742, 13260), (11135, 12792)]