198187830

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1471}}^1$

素因数の和:1986

約数の個数: 64

約数和(自身を含む): 529920000

約数和(自身を除く): 331732170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 499, 998, 1471, 1497, 2495, 2942, 2994, 4413, 4491, 4990, 7355, 7485, 8826, 8982, 13239, 13473, 14710, 14970, 22065, 22455, 26478, 26946, 39717, 44130, 44910, 66195, 67365, 79434, 132390, 134730, 198585, 397170, 734029, 1468058, 2202087, 3670145, 4404174, 6606261, 7340290, 11010435, 13212522, 19818783, 22020870, 33031305, 39637566, 66062610, 99093915, 198187830]

約数ペア:

[(1, 198187830), (2, 99093915), (3, 66062610), (5, 39637566), (6, 33031305), (9, 22020870), (10, 19818783), (15, 13212522), (18, 11010435), (27, 7340290), (30, 6606261), (45, 4404174), (54, 3670145), (90, 2202087), (135, 1468058), (270, 734029), (499, 397170), (998, 198585), (1471, 134730), (1497, 132390), (2495, 79434), (2942, 67365), (2994, 66195), (4413, 44910), (4491, 44130), (4990, 39717), (7355, 26946), (7485, 26478), (8826, 22455), (8982, 22065), (13239, 14970), (13473, 14710)]