1248658740

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{739}}^1$

素因数の和:916

約数の個数: 240

約数和(自身を含む): 4512816000

約数和(自身を除く): 3264157260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 149, 162, 180, 189, 210, 252, 270, 298, 315, 324, 378, 405, 420, 447, 540, 567, 596, 630, 739, 745, 756, 810, 894, 945, 1043, 1134, 1260, 1341, 1478, 1490, 1620, 1788, 1890, 2086, 2217, 2235, 2268, 2682, 2835, 2956, 2980, 3129, 3695, 3780, 4023, 4172, 4434, 4470, 5173, 5215, 5364, 5670, 6258, 6651, 6705, 7390, 8046, 8868, 8940, 9387, 10346, 10430, 11085, 11340, 12069, 12516, 13302, 13410, 14780, 15519, 15645, 16092, 18774, 19953, 20115, 20692, 20860, 22170, 24138, 25865, 26604, 26820, 28161, 31038, 31290, 33255, 37548, 39906, 40230, 44340, 46557, 46935, 48276, 51730, 56322, 59859, 60345, 62076, 62580, 66510, 77595, 79812, 80460, 84483, 93114, 93870, 99765, 103460, 110111, 112644, 119718, 120690, 133020, 139671, 140805, 155190, 168966, 186228, 187740, 199530, 220222, 232785, 239436, 241380, 279342, 281610, 299295, 310380, 330333, 337932, 399060, 419013, 422415, 440444, 465570, 550555, 558684, 563220, 598590, 660666, 698355, 770777, 838026, 844830, 931140, 990999, 1101110, 1197180, 1321332, 1396710, 1541554, 1651665, 1676052, 1689660, 1981998, 2095065, 2202220, 2312331, 2793420, 2972997, 3083108, 3303330, 3853885, 3963996, 4190130, 4624662, 4954995, 5945994, 6606660, 6936993, 7707770, 8380260, 8918991, 9249324, 9909990, 11561655, 11891988, 13873986, 14864985, 15415540, 17837982, 19819980, 20810979, 23123310, 27747972, 29729970, 34684965, 35675964, 41621958, 44594955, 46246620, 59459940, 62432937, 69369930, 83243916, 89189910, 104054895, 124865874, 138739860, 178379820, 208109790, 249731748, 312164685, 416219580, 624329370, 1248658740]

約数ペア:

[(1, 1248658740), (2, 624329370), (3, 416219580), (4, 312164685), (5, 249731748), (6, 208109790), (7, 178379820), (9, 138739860), (10, 124865874), (12, 104054895), (14, 89189910), (15, 83243916), (18, 69369930), (20, 62432937), (21, 59459940), (27, 46246620), (28, 44594955), (30, 41621958), (35, 35675964), (36, 34684965), (42, 29729970), (45, 27747972), (54, 23123310), (60, 20810979), (63, 19819980), (70, 17837982), (81, 15415540), (84, 14864985), (90, 13873986), (105, 11891988), (108, 11561655), (126, 9909990), (135, 9249324), (140, 8918991), (149, 8380260), (162, 7707770), (180, 6936993), (189, 6606660), (210, 5945994), (252, 4954995), (270, 4624662), (298, 4190130), (315, 3963996), (324, 3853885), (378, 3303330), (405, 3083108), (420, 2972997), (447, 2793420), (540, 2312331), (567, 2202220), (596, 2095065), (630, 1981998), (739, 1689660), (745, 1676052), (756, 1651665), (810, 1541554), (894, 1396710), (945, 1321332), (1043, 1197180), (1134, 1101110), (1260, 990999), (1341, 931140), (1478, 844830), (1490, 838026), (1620, 770777), (1788, 698355), (1890, 660666), (2086, 598590), (2217, 563220), (2235, 558684), (2268, 550555), (2682, 465570), (2835, 440444), (2956, 422415), (2980, 419013), (3129, 399060), (3695, 337932), (3780, 330333), (4023, 310380), (4172, 299295), (4434, 281610), (4470, 279342), (5173, 241380), (5215, 239436), (5364, 232785), (5670, 220222), (6258, 199530), (6651, 187740), (6705, 186228), (7390, 168966), (8046, 155190), (8868, 140805), (8940, 139671), (9387, 133020), (10346, 120690), (10430, 119718), (11085, 112644), (11340, 110111), (12069, 103460), (12516, 99765), (13302, 93870), (13410, 93114), (14780, 84483), (15519, 80460), (15645, 79812), (16092, 77595), (18774, 66510), (19953, 62580), (20115, 62076), (20692, 60345), (20860, 59859), (22170, 56322), (24138, 51730), (25865, 48276), (26604, 46935), (26820, 46557), (28161, 44340), (31038, 40230), (31290, 39906), (33255, 37548)]