64135260

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1$

素因数の和:110

約数の個数: 288

約数和(自身を含む): 245790720

約数和(自身を除く): 181655460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 47, 54, 57, 60, 63, 70, 76, 84, 90, 94, 95, 105, 108, 114, 126, 133, 135, 140, 141, 171, 180, 188, 189, 190, 210, 228, 235, 252, 266, 270, 282, 285, 315, 329, 342, 361, 378, 380, 399, 420, 423, 470, 513, 532, 540, 564, 570, 630, 658, 665, 684, 705, 722, 756, 798, 846, 855, 893, 940, 945, 987, 1026, 1083, 1140, 1197, 1260, 1269, 1316, 1330, 1410, 1444, 1596, 1645, 1692, 1710, 1786, 1805, 1890, 1974, 1995, 2052, 2115, 2166, 2394, 2527, 2538, 2565, 2660, 2679, 2820, 2961, 3249, 3290, 3420, 3572, 3591, 3610, 3780, 3948, 3990, 4230, 4332, 4465, 4788, 4935, 5054, 5076, 5130, 5358, 5415, 5922, 5985, 6251, 6345, 6498, 6580, 7182, 7220, 7581, 7980, 8037, 8460, 8883, 8930, 9747, 9870, 10108, 10260, 10716, 10830, 11844, 11970, 12502, 12635, 12690, 12996, 13395, 14364, 14805, 15162, 16074, 16245, 16967, 17766, 17860, 17955, 18753, 19494, 19740, 21660, 22743, 23940, 24111, 25004, 25270, 25380, 26790, 29610, 30324, 31255, 32148, 32490, 33934, 35532, 35910, 37506, 37905, 38988, 40185, 44415, 45486, 48222, 48735, 50540, 50901, 53580, 56259, 59220, 62510, 64980, 67868, 68229, 71820, 75012, 75810, 80370, 84835, 88830, 90972, 93765, 96444, 97470, 101802, 112518, 113715, 118769, 120555, 125020, 136458, 151620, 152703, 160740, 168777, 169670, 177660, 187530, 194940, 203604, 225036, 227430, 237538, 241110, 254505, 272916, 281295, 305406, 337554, 339340, 341145, 356307, 375060, 454860, 458109, 475076, 482220, 509010, 562590, 593845, 610812, 675108, 682290, 712614, 763515, 843885, 916218, 1018020, 1068921, 1125180, 1187690, 1364580, 1425228, 1527030, 1687770, 1781535, 1832436, 2137842, 2290545, 2375380, 3054060, 3206763, 3375540, 3563070, 4275684, 4581090, 5344605, 6413526, 7126140, 9162180, 10689210, 12827052, 16033815, 21378420, 32067630, 64135260]

約数ペア:

[(1, 64135260), (2, 32067630), (3, 21378420), (4, 16033815), (5, 12827052), (6, 10689210), (7, 9162180), (9, 7126140), (10, 6413526), (12, 5344605), (14, 4581090), (15, 4275684), (18, 3563070), (19, 3375540), (20, 3206763), (21, 3054060), (27, 2375380), (28, 2290545), (30, 2137842), (35, 1832436), (36, 1781535), (38, 1687770), (42, 1527030), (45, 1425228), (47, 1364580), (54, 1187690), (57, 1125180), (60, 1068921), (63, 1018020), (70, 916218), (76, 843885), (84, 763515), (90, 712614), (94, 682290), (95, 675108), (105, 610812), (108, 593845), (114, 562590), (126, 509010), (133, 482220), (135, 475076), (140, 458109), (141, 454860), (171, 375060), (180, 356307), (188, 341145), (189, 339340), (190, 337554), (210, 305406), (228, 281295), (235, 272916), (252, 254505), (266, 241110), (270, 237538), (282, 227430), (285, 225036), (315, 203604), (329, 194940), (342, 187530), (361, 177660), (378, 169670), (380, 168777), (399, 160740), (420, 152703), (423, 151620), (470, 136458), (513, 125020), (532, 120555), (540, 118769), (564, 113715), (570, 112518), (630, 101802), (658, 97470), (665, 96444), (684, 93765), (705, 90972), (722, 88830), (756, 84835), (798, 80370), (846, 75810), (855, 75012), (893, 71820), (940, 68229), (945, 67868), (987, 64980), (1026, 62510), (1083, 59220), (1140, 56259), (1197, 53580), (1260, 50901), (1269, 50540), (1316, 48735), (1330, 48222), (1410, 45486), (1444, 44415), (1596, 40185), (1645, 38988), (1692, 37905), (1710, 37506), (1786, 35910), (1805, 35532), (1890, 33934), (1974, 32490), (1995, 32148), (2052, 31255), (2115, 30324), (2166, 29610), (2394, 26790), (2527, 25380), (2538, 25270), (2565, 25004), (2660, 24111), (2679, 23940), (2820, 22743), (2961, 21660), (3249, 19740), (3290, 19494), (3420, 18753), (3572, 17955), (3591, 17860), (3610, 17766), (3780, 16967), (3948, 16245), (3990, 16074), (4230, 15162), (4332, 14805), (4465, 14364), (4788, 13395), (4935, 12996), (5054, 12690), (5076, 12635), (5130, 12502), (5358, 11970), (5415, 11844), (5922, 10830), (5985, 10716), (6251, 10260), (6345, 10108), (6498, 9870), (6580, 9747), (7182, 8930), (7220, 8883), (7581, 8460), (7980, 8037)]