1223845280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:503

約数の個数: 192

約数和(自身を含む): 3454617600

約数和(自身を除く): 2230772320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 101, 112, 124, 140, 155, 160, 202, 217, 224, 248, 280, 310, 349, 404, 434, 496, 505, 560, 620, 698, 707, 808, 868, 992, 1010, 1085, 1120, 1240, 1396, 1414, 1616, 1736, 1745, 2020, 2170, 2443, 2480, 2792, 2828, 3131, 3232, 3472, 3490, 3535, 4040, 4340, 4886, 4960, 5584, 5656, 6262, 6944, 6980, 7070, 8080, 8680, 9772, 10819, 11168, 11312, 12215, 12524, 13960, 14140, 15655, 16160, 17360, 19544, 21638, 21917, 22624, 24430, 25048, 27920, 28280, 31310, 34720, 35249, 39088, 43276, 43834, 48860, 50096, 54095, 55840, 56560, 62620, 70498, 75733, 78176, 86552, 87668, 97720, 100192, 108190, 109585, 113120, 125240, 140996, 151466, 173104, 175336, 176245, 195440, 216380, 219170, 246743, 250480, 281992, 302932, 346208, 350672, 352490, 378665, 390880, 432760, 438340, 493486, 500960, 563984, 605864, 701344, 704980, 757330, 865520, 876680, 986972, 1092719, 1127968, 1211728, 1233715, 1409960, 1514660, 1731040, 1753360, 1973944, 2185438, 2423456, 2467430, 2819920, 3029320, 3506720, 3947888, 4370876, 4934860, 5463595, 5639840, 6058640, 7649033, 7895776, 8741752, 9869720, 10927190, 12117280, 15298066, 17483504, 19739440, 21854380, 30596132, 34967008, 38245165, 39478880, 43708760, 61192264, 76490330, 87417520, 122384528, 152980660, 174835040, 244769056, 305961320, 611922640, 1223845280]

約数ペア:

[(1, 1223845280), (2, 611922640), (4, 305961320), (5, 244769056), (7, 174835040), (8, 152980660), (10, 122384528), (14, 87417520), (16, 76490330), (20, 61192264), (28, 43708760), (31, 39478880), (32, 38245165), (35, 34967008), (40, 30596132), (56, 21854380), (62, 19739440), (70, 17483504), (80, 15298066), (101, 12117280), (112, 10927190), (124, 9869720), (140, 8741752), (155, 7895776), (160, 7649033), (202, 6058640), (217, 5639840), (224, 5463595), (248, 4934860), (280, 4370876), (310, 3947888), (349, 3506720), (404, 3029320), (434, 2819920), (496, 2467430), (505, 2423456), (560, 2185438), (620, 1973944), (698, 1753360), (707, 1731040), (808, 1514660), (868, 1409960), (992, 1233715), (1010, 1211728), (1085, 1127968), (1120, 1092719), (1240, 986972), (1396, 876680), (1414, 865520), (1616, 757330), (1736, 704980), (1745, 701344), (2020, 605864), (2170, 563984), (2443, 500960), (2480, 493486), (2792, 438340), (2828, 432760), (3131, 390880), (3232, 378665), (3472, 352490), (3490, 350672), (3535, 346208), (4040, 302932), (4340, 281992), (4886, 250480), (4960, 246743), (5584, 219170), (5656, 216380), (6262, 195440), (6944, 176245), (6980, 175336), (7070, 173104), (8080, 151466), (8680, 140996), (9772, 125240), (10819, 113120), (11168, 109585), (11312, 108190), (12215, 100192), (12524, 97720), (13960, 87668), (14140, 86552), (15655, 78176), (16160, 75733), (17360, 70498), (19544, 62620), (21638, 56560), (21917, 55840), (22624, 54095), (24430, 50096), (25048, 48860), (27920, 43834), (28280, 43276), (31310, 39088), (34720, 35249)]