198652960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:399

約数の個数: 144

約数和(自身を含む): 534110976

約数和(自身を除く): 335458016

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 121, 124, 155, 160, 176, 220, 242, 248, 310, 331, 341, 352, 440, 484, 496, 605, 620, 662, 682, 880, 968, 992, 1210, 1240, 1324, 1364, 1655, 1705, 1760, 1936, 2420, 2480, 2648, 2728, 3310, 3410, 3641, 3751, 3872, 4840, 4960, 5296, 5456, 6620, 6820, 7282, 7502, 9680, 10261, 10592, 10912, 13240, 13640, 14564, 15004, 18205, 18755, 19360, 20522, 26480, 27280, 29128, 30008, 36410, 37510, 40051, 41044, 51305, 52960, 54560, 58256, 60016, 72820, 75020, 80102, 82088, 102610, 112871, 116512, 120032, 145640, 150040, 160204, 164176, 200255, 205220, 225742, 291280, 300080, 320408, 328352, 400510, 410440, 451484, 564355, 582560, 600160, 640816, 801020, 820880, 902968, 1128710, 1241581, 1281632, 1602040, 1641760, 1805936, 2257420, 2483162, 3204080, 3611872, 4514840, 4966324, 6207905, 6408160, 9029680, 9932648, 12415810, 18059360, 19865296, 24831620, 39730592, 49663240, 99326480, 198652960]

約数ペア:

[(1, 198652960), (2, 99326480), (4, 49663240), (5, 39730592), (8, 24831620), (10, 19865296), (11, 18059360), (16, 12415810), (20, 9932648), (22, 9029680), (31, 6408160), (32, 6207905), (40, 4966324), (44, 4514840), (55, 3611872), (62, 3204080), (80, 2483162), (88, 2257420), (110, 1805936), (121, 1641760), (124, 1602040), (155, 1281632), (160, 1241581), (176, 1128710), (220, 902968), (242, 820880), (248, 801020), (310, 640816), (331, 600160), (341, 582560), (352, 564355), (440, 451484), (484, 410440), (496, 400510), (605, 328352), (620, 320408), (662, 300080), (682, 291280), (880, 225742), (968, 205220), (992, 200255), (1210, 164176), (1240, 160204), (1324, 150040), (1364, 145640), (1655, 120032), (1705, 116512), (1760, 112871), (1936, 102610), (2420, 82088), (2480, 80102), (2648, 75020), (2728, 72820), (3310, 60016), (3410, 58256), (3641, 54560), (3751, 52960), (3872, 51305), (4840, 41044), (4960, 40051), (5296, 37510), (5456, 36410), (6620, 30008), (6820, 29128), (7282, 27280), (7502, 26480), (9680, 20522), (10261, 19360), (10592, 18755), (10912, 18205), (13240, 15004), (13640, 14564)]