18510367740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1\times {\mathrm{12791}}^1$

素因数の和:13163

約数の個数: 96

約数和(自身を含む): 52608890880

約数和(自身を除く): 34098523140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 271, 356, 445, 534, 542, 813, 890, 1068, 1084, 1335, 1355, 1626, 1780, 2670, 2710, 3252, 4065, 5340, 5420, 8130, 12791, 16260, 24119, 25582, 38373, 48238, 51164, 63955, 72357, 76746, 96476, 120595, 127910, 144714, 153492, 191865, 241190, 255820, 289428, 361785, 383730, 482380, 723570, 767460, 1138399, 1447140, 2276798, 3415197, 3466361, 4553596, 5691995, 6830394, 6932722, 10399083, 11383990, 13660788, 13865444, 17075985, 17331805, 20798166, 22767980, 34151970, 34663610, 41596332, 51995415, 68303940, 69327220, 103990830, 207981660, 308506129, 617012258, 925518387, 1234024516, 1542530645, 1851036774, 3085061290, 3702073548, 4627591935, 6170122580, 9255183870, 18510367740]

約数ペア:

[(1, 18510367740), (2, 9255183870), (3, 6170122580), (4, 4627591935), (5, 3702073548), (6, 3085061290), (10, 1851036774), (12, 1542530645), (15, 1234024516), (20, 925518387), (30, 617012258), (60, 308506129), (89, 207981660), (178, 103990830), (267, 69327220), (271, 68303940), (356, 51995415), (445, 41596332), (534, 34663610), (542, 34151970), (813, 22767980), (890, 20798166), (1068, 17331805), (1084, 17075985), (1335, 13865444), (1355, 13660788), (1626, 11383990), (1780, 10399083), (2670, 6932722), (2710, 6830394), (3252, 5691995), (4065, 4553596), (5340, 3466361), (5420, 3415197), (8130, 2276798), (12791, 1447140), (16260, 1138399), (24119, 767460), (25582, 723570), (38373, 482380), (48238, 383730), (51164, 361785), (63955, 289428), (72357, 255820), (76746, 241190), (96476, 191865), (120595, 153492), (127910, 144714)]