138287280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18587}}^1$

素因数の和:18634

約数の個数: 80

約数和(自身を含む): 442543104

約数和(自身を除く): 304255824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 18587, 37174, 55761, 74348, 92935, 111522, 148696, 185870, 223044, 278805, 297392, 371740, 446088, 557610, 576197, 743480, 892176, 1115220, 1152394, 1486960, 1728591, 2230440, 2304788, 2880985, 3457182, 4460880, 4609576, 5761970, 6914364, 8642955, 9219152, 11523940, 13828728, 17285910, 23047880, 27657456, 34571820, 46095760, 69143640, 138287280]

約数ペア:

[(1, 138287280), (2, 69143640), (3, 46095760), (4, 34571820), (5, 27657456), (6, 23047880), (8, 17285910), (10, 13828728), (12, 11523940), (15, 9219152), (16, 8642955), (20, 6914364), (24, 5761970), (30, 4609576), (31, 4460880), (40, 3457182), (48, 2880985), (60, 2304788), (62, 2230440), (80, 1728591), (93, 1486960), (120, 1152394), (124, 1115220), (155, 892176), (186, 743480), (240, 576197), (248, 557610), (310, 446088), (372, 371740), (465, 297392), (496, 278805), (620, 223044), (744, 185870), (930, 148696), (1240, 111522), (1488, 92935), (1860, 74348), (2480, 55761), (3720, 37174), (7440, 18587)]