278457660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{937}}^1$

素因数の和:1092

約数の個数: 144

約数和(自身を含む): 917769216

約数和(自身を除く): 639311556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 127, 130, 156, 180, 195, 234, 254, 260, 381, 390, 468, 508, 585, 635, 762, 780, 937, 1143, 1170, 1270, 1524, 1651, 1874, 1905, 2286, 2340, 2540, 2811, 3302, 3748, 3810, 4572, 4685, 4953, 5622, 5715, 6604, 7620, 8255, 8433, 9370, 9906, 11244, 11430, 12181, 14055, 14859, 16510, 16866, 18740, 19812, 22860, 24362, 24765, 28110, 29718, 33020, 33732, 36543, 42165, 48724, 49530, 56220, 59436, 60905, 73086, 74295, 84330, 99060, 109629, 118999, 121810, 146172, 148590, 168660, 182715, 219258, 237998, 243620, 297180, 356997, 365430, 438516, 475996, 548145, 594995, 713994, 730860, 1070991, 1096290, 1189990, 1427988, 1546987, 1784985, 2141982, 2192580, 2379980, 3093974, 3569970, 4283964, 4640961, 5354955, 6187948, 7139940, 7734935, 9281922, 10709910, 13922883, 15469870, 18563844, 21419820, 23204805, 27845766, 30939740, 46409610, 55691532, 69614415, 92819220, 139228830, 278457660]

約数ペア:

[(1, 278457660), (2, 139228830), (3, 92819220), (4, 69614415), (5, 55691532), (6, 46409610), (9, 30939740), (10, 27845766), (12, 23204805), (13, 21419820), (15, 18563844), (18, 15469870), (20, 13922883), (26, 10709910), (30, 9281922), (36, 7734935), (39, 7139940), (45, 6187948), (52, 5354955), (60, 4640961), (65, 4283964), (78, 3569970), (90, 3093974), (117, 2379980), (127, 2192580), (130, 2141982), (156, 1784985), (180, 1546987), (195, 1427988), (234, 1189990), (254, 1096290), (260, 1070991), (381, 730860), (390, 713994), (468, 594995), (508, 548145), (585, 475996), (635, 438516), (762, 365430), (780, 356997), (937, 297180), (1143, 243620), (1170, 237998), (1270, 219258), (1524, 182715), (1651, 168660), (1874, 148590), (1905, 146172), (2286, 121810), (2340, 118999), (2540, 109629), (2811, 99060), (3302, 84330), (3748, 74295), (3810, 73086), (4572, 60905), (4685, 59436), (4953, 56220), (5622, 49530), (5715, 48724), (6604, 42165), (7620, 36543), (8255, 33732), (8433, 33020), (9370, 29718), (9906, 28110), (11244, 24765), (11430, 24362), (12181, 22860), (14055, 19812), (14859, 18740), (16510, 16866)]