419215148920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{38231}}^1$

素因数の和:38549

約数の個数: 128

約数和(自身を含む): 1004186419200

約数和(自身を除く): 584971270280

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 239, 248, 296, 310, 370, 478, 620, 740, 956, 1147, 1195, 1240, 1480, 1912, 2294, 2390, 4588, 4780, 5735, 7409, 8843, 9176, 9560, 11470, 14818, 17686, 22940, 29636, 35372, 37045, 38231, 44215, 45880, 59272, 70744, 74090, 76462, 88430, 148180, 152924, 176860, 191155, 274133, 296360, 305848, 353720, 382310, 548266, 764620, 1096532, 1185161, 1370665, 1414547, 1529240, 2193064, 2370322, 2741330, 2829094, 4740644, 5482660, 5658188, 5925805, 7072735, 9137209, 9481288, 10965320, 11316376, 11851610, 14145470, 18274418, 23703220, 28290940, 36548836, 43850957, 45686045, 47406440, 56581880, 73097672, 87701914, 91372090, 175403828, 182744180, 219254785, 283253479, 338076733, 350807656, 365488360, 438509570, 566506958, 676153466, 877019140, 1133013916, 1352306932, 1416267395, 1690383665, 1754038280, 2266027832, 2704613864, 2832534790, 3380767330, 5665069580, 6761534660, 10480378723, 11330139160, 13523069320, 20960757446, 41921514892, 52401893615, 83843029784, 104803787230, 209607574460, 419215148920]

約数ペア:

[(1, 419215148920), (2, 209607574460), (4, 104803787230), (5, 83843029784), (8, 52401893615), (10, 41921514892), (20, 20960757446), (31, 13523069320), (37, 11330139160), (40, 10480378723), (62, 6761534660), (74, 5665069580), (124, 3380767330), (148, 2832534790), (155, 2704613864), (185, 2266027832), (239, 1754038280), (248, 1690383665), (296, 1416267395), (310, 1352306932), (370, 1133013916), (478, 877019140), (620, 676153466), (740, 566506958), (956, 438509570), (1147, 365488360), (1195, 350807656), (1240, 338076733), (1480, 283253479), (1912, 219254785), (2294, 182744180), (2390, 175403828), (4588, 91372090), (4780, 87701914), (5735, 73097672), (7409, 56581880), (8843, 47406440), (9176, 45686045), (9560, 43850957), (11470, 36548836), (14818, 28290940), (17686, 23703220), (22940, 18274418), (29636, 14145470), (35372, 11851610), (37045, 11316376), (38231, 10965320), (44215, 9481288), (45880, 9137209), (59272, 7072735), (70744, 5925805), (74090, 5658188), (76462, 5482660), (88430, 4740644), (148180, 2829094), (152924, 2741330), (176860, 2370322), (191155, 2193064), (274133, 1529240), (296360, 1414547), (305848, 1370665), (353720, 1185161), (382310, 1096532), (548266, 764620)]