265959720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1049

約数の個数: 256

約数和(自身を含む): 1005984000

約数和(自身を除く): 740024280

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, 997, 1026, 1080, 1140, 1170, 1235, 1368, 1404, 1482, 1560, 1710, 1755, 1976, 1994, 2052, 2223, 2280, 2340, 2470, 2565, 2808, 2964, 2991, 3420, 3510, 3705, 3988, 4104, 4446, 4680, 4940, 4985, 5130, 5928, 5982, 6669, 6840, 7020, 7410, 7976, 8892, 8973, 9880, 9970, 10260, 11115, 11964, 12961, 13338, 14040, 14820, 14955, 17784, 17946, 18943, 19940, 20520, 22230, 23928, 25922, 26676, 26919, 29640, 29910, 33345, 35892, 37886, 38883, 39880, 44460, 44865, 51844, 53352, 53838, 56829, 59820, 64805, 66690, 71784, 75772, 77766, 88920, 89730, 94715, 103688, 107676, 113658, 116649, 119640, 129610, 133380, 134595, 151544, 155532, 170487, 179460, 189430, 194415, 215352, 227316, 233298, 246259, 259220, 266760, 269190, 284145, 311064, 340974, 349947, 358920, 378860, 388830, 454632, 466596, 492518, 511461, 518440, 538380, 568290, 583245, 681948, 699894, 738777, 757720, 777660, 852435, 933192, 985036, 1022922, 1076760, 1136580, 1166490, 1231295, 1363896, 1399788, 1477554, 1555320, 1704870, 1749735, 1970072, 2045844, 2216331, 2273160, 2332980, 2462590, 2557305, 2799576, 2955108, 3409740, 3499470, 3693885, 4091688, 4432662, 4665960, 4925180, 5114610, 5910216, 6648993, 6819480, 6998940, 7387770, 8865324, 9850360, 10229220, 11081655, 13297986, 13997880, 14775540, 17730648, 20458440, 22163310, 26595972, 29551080, 33244965, 44326620, 53191944, 66489930, 88653240, 132979860, 265959720]

約数ペア:

[(1, 265959720), (2, 132979860), (3, 88653240), (4, 66489930), (5, 53191944), (6, 44326620), (8, 33244965), (9, 29551080), (10, 26595972), (12, 22163310), (13, 20458440), (15, 17730648), (18, 14775540), (19, 13997880), (20, 13297986), (24, 11081655), (26, 10229220), (27, 9850360), (30, 8865324), (36, 7387770), (38, 6998940), (39, 6819480), (40, 6648993), (45, 5910216), (52, 5114610), (54, 4925180), (57, 4665960), (60, 4432662), (65, 4091688), (72, 3693885), (76, 3499470), (78, 3409740), (90, 2955108), (95, 2799576), (104, 2557305), (108, 2462590), (114, 2332980), (117, 2273160), (120, 2216331), (130, 2045844), (135, 1970072), (152, 1749735), (156, 1704870), (171, 1555320), (180, 1477554), (190, 1399788), (195, 1363896), (216, 1231295), (228, 1166490), (234, 1136580), (247, 1076760), (260, 1022922), (270, 985036), (285, 933192), (312, 852435), (342, 777660), (351, 757720), (360, 738777), (380, 699894), (390, 681948), (456, 583245), (468, 568290), (494, 538380), (513, 518440), (520, 511461), (540, 492518), (570, 466596), (585, 454632), (684, 388830), (702, 378860), (741, 358920), (760, 349947), (780, 340974), (855, 311064), (936, 284145), (988, 269190), (997, 266760), (1026, 259220), (1080, 246259), (1140, 233298), (1170, 227316), (1235, 215352), (1368, 194415), (1404, 189430), (1482, 179460), (1560, 170487), (1710, 155532), (1755, 151544), (1976, 134595), (1994, 133380), (2052, 129610), (2223, 119640), (2280, 116649), (2340, 113658), (2470, 107676), (2565, 103688), (2808, 94715), (2964, 89730), (2991, 88920), (3420, 77766), (3510, 75772), (3705, 71784), (3988, 66690), (4104, 64805), (4446, 59820), (4680, 56829), (4940, 53838), (4985, 53352), (5130, 51844), (5928, 44865), (5982, 44460), (6669, 39880), (6840, 38883), (7020, 37886), (7410, 35892), (7976, 33345), (8892, 29910), (8973, 29640), (9880, 26919), (9970, 26676), (10260, 25922), (11115, 23928), (11964, 22230), (12961, 20520), (13338, 19940), (14040, 18943), (14820, 17946), (14955, 17784)]