61431720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73133}}^1$

素因数の和:73154

約数の個数: 64

約数和(自身を含む): 210625920

約数和(自身を除く): 149194200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 73133, 146266, 219399, 292532, 365665, 438798, 511931, 585064, 731330, 877596, 1023862, 1096995, 1462660, 1535793, 1755192, 2047724, 2193990, 2559655, 2925320, 3071586, 4095448, 4387980, 5119310, 6143172, 7678965, 8775960, 10238620, 12286344, 15357930, 20477240, 30715860, 61431720]

約数ペア:

[(1, 61431720), (2, 30715860), (3, 20477240), (4, 15357930), (5, 12286344), (6, 10238620), (7, 8775960), (8, 7678965), (10, 6143172), (12, 5119310), (14, 4387980), (15, 4095448), (20, 3071586), (21, 2925320), (24, 2559655), (28, 2193990), (30, 2047724), (35, 1755192), (40, 1535793), (42, 1462660), (56, 1096995), (60, 1023862), (70, 877596), (84, 731330), (105, 585064), (120, 511931), (140, 438798), (168, 365665), (210, 292532), (280, 219399), (420, 146266), (840, 73133)]