69983980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^4\times {\mathrm{239}}^1$

素因数の和:292

約数の個数: 60

約数和(自身を含む): 162338400

約数和(自身を除く): 92354420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 239, 242, 478, 484, 605, 956, 1195, 1210, 1331, 2390, 2420, 2629, 2662, 4780, 5258, 5324, 6655, 10516, 13145, 13310, 14641, 26290, 26620, 28919, 29282, 52580, 57838, 58564, 73205, 115676, 144595, 146410, 289190, 292820, 318109, 578380, 636218, 1272436, 1590545, 3181090, 3499199, 6362180, 6998398, 13996796, 17495995, 34991990, 69983980]

約数ペア:

[(1, 69983980), (2, 34991990), (4, 17495995), (5, 13996796), (10, 6998398), (11, 6362180), (20, 3499199), (22, 3181090), (44, 1590545), (55, 1272436), (110, 636218), (121, 578380), (220, 318109), (239, 292820), (242, 289190), (478, 146410), (484, 144595), (605, 115676), (956, 73205), (1195, 58564), (1210, 57838), (1331, 52580), (2390, 29282), (2420, 28919), (2629, 26620), (2662, 26290), (4780, 14641), (5258, 13310), (5324, 13145), (6655, 10516)]