2978744120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{19853}}^1$

素因数の和:19917

約数の個数: 96

約数和(自身を含む): 7604876160

約数和(自身を除く): 4626132040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 121, 124, 155, 220, 242, 248, 310, 341, 440, 484, 605, 620, 682, 968, 1210, 1240, 1364, 1705, 2420, 2728, 3410, 3751, 4840, 6820, 7502, 13640, 15004, 18755, 19853, 30008, 37510, 39706, 75020, 79412, 99265, 150040, 158824, 198530, 218383, 397060, 436766, 615443, 794120, 873532, 1091915, 1230886, 1747064, 2183830, 2402213, 2461772, 3077215, 4367660, 4804426, 4923544, 6154430, 6769873, 8735320, 9608852, 12011065, 12308860, 13539746, 19217704, 24022130, 24617720, 27079492, 33849365, 48044260, 54158984, 67698730, 74468603, 96088520, 135397460, 148937206, 270794920, 297874412, 372343015, 595748824, 744686030, 1489372060, 2978744120]

約数ペア:

[(1, 2978744120), (2, 1489372060), (4, 744686030), (5, 595748824), (8, 372343015), (10, 297874412), (11, 270794920), (20, 148937206), (22, 135397460), (31, 96088520), (40, 74468603), (44, 67698730), (55, 54158984), (62, 48044260), (88, 33849365), (110, 27079492), (121, 24617720), (124, 24022130), (155, 19217704), (220, 13539746), (242, 12308860), (248, 12011065), (310, 9608852), (341, 8735320), (440, 6769873), (484, 6154430), (605, 4923544), (620, 4804426), (682, 4367660), (968, 3077215), (1210, 2461772), (1240, 2402213), (1364, 2183830), (1705, 1747064), (2420, 1230886), (2728, 1091915), (3410, 873532), (3751, 794120), (4840, 615443), (6820, 436766), (7502, 397060), (13640, 218383), (15004, 198530), (18755, 158824), (19853, 150040), (30008, 99265), (37510, 79412), (39706, 75020)]