212953260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8807}}^1$

素因数の和:8863

約数の個数: 96

約数和(自身を含む): 662925312

約数和(自身を除く): 449972052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 4030, 4836, 6045, 8060, 8807, 12090, 17614, 24180, 26421, 35228, 44035, 52842, 88070, 105684, 114491, 132105, 176140, 228982, 264210, 273017, 343473, 457964, 528420, 546034, 572455, 686946, 819051, 1092068, 1144910, 1365085, 1373892, 1638102, 1717365, 2289820, 2730170, 3276204, 3434730, 3549221, 4095255, 5460340, 6869460, 7098442, 8190510, 10647663, 14196884, 16381020, 17746105, 21295326, 35492210, 42590652, 53238315, 70984420, 106476630, 212953260]

約数ペア:

[(1, 212953260), (2, 106476630), (3, 70984420), (4, 53238315), (5, 42590652), (6, 35492210), (10, 21295326), (12, 17746105), (13, 16381020), (15, 14196884), (20, 10647663), (26, 8190510), (30, 7098442), (31, 6869460), (39, 5460340), (52, 4095255), (60, 3549221), (62, 3434730), (65, 3276204), (78, 2730170), (93, 2289820), (124, 1717365), (130, 1638102), (155, 1373892), (156, 1365085), (186, 1144910), (195, 1092068), (260, 819051), (310, 686946), (372, 572455), (390, 546034), (403, 528420), (465, 457964), (620, 343473), (780, 273017), (806, 264210), (930, 228982), (1209, 176140), (1612, 132105), (1860, 114491), (2015, 105684), (2418, 88070), (4030, 52842), (4836, 44035), (6045, 35228), (8060, 26421), (8807, 24180), (12090, 17614)]