40220964

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{151}}^2$

素因数の和:326

約数の個数: 81

約数和(自身を含む): 119057211

約数和(自身を除く): 78836247

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 151, 196, 252, 294, 302, 441, 453, 588, 604, 882, 906, 1057, 1359, 1764, 1812, 2114, 2718, 3171, 4228, 5436, 6342, 7399, 9513, 12684, 14798, 19026, 22197, 22801, 29596, 38052, 44394, 45602, 66591, 68403, 88788, 91204, 133182, 136806, 159607, 205209, 266364, 273612, 319214, 410418, 478821, 638428, 820836, 957642, 1117249, 1436463, 1915284, 2234498, 2872926, 3351747, 4468996, 5745852, 6703494, 10055241, 13406988, 20110482, 40220964]

約数ペア:

[(1, 40220964), (2, 20110482), (3, 13406988), (4, 10055241), (6, 6703494), (7, 5745852), (9, 4468996), (12, 3351747), (14, 2872926), (18, 2234498), (21, 1915284), (28, 1436463), (36, 1117249), (42, 957642), (49, 820836), (63, 638428), (84, 478821), (98, 410418), (126, 319214), (147, 273612), (151, 266364), (196, 205209), (252, 159607), (294, 136806), (302, 133182), (441, 91204), (453, 88788), (588, 68403), (604, 66591), (882, 45602), (906, 44394), (1057, 38052), (1359, 29596), (1764, 22801), (1812, 22197), (2114, 19026), (2718, 14798), (3171, 12684), (4228, 9513), (5436, 7399)]