72823960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:353

約数の個数: 128

約数和(自身を含む): 194918400

約数和(自身を除く): 122094440

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 31, 38, 40, 44, 55, 62, 76, 88, 95, 110, 124, 152, 155, 190, 209, 220, 248, 281, 310, 341, 380, 418, 440, 562, 589, 620, 682, 760, 836, 1045, 1124, 1178, 1240, 1364, 1405, 1672, 1705, 2090, 2248, 2356, 2728, 2810, 2945, 3091, 3410, 4180, 4712, 5339, 5620, 5890, 6182, 6479, 6820, 8360, 8711, 10678, 11240, 11780, 12364, 12958, 13640, 15455, 17422, 21356, 23560, 24728, 25916, 26695, 30910, 32395, 34844, 42712, 43555, 51832, 53390, 58729, 61820, 64790, 69688, 87110, 95821, 106780, 117458, 123640, 129580, 165509, 174220, 191642, 213560, 234916, 259160, 293645, 331018, 348440, 383284, 469832, 479105, 587290, 662036, 766568, 827545, 958210, 1174580, 1324072, 1655090, 1820599, 1916420, 2349160, 3310180, 3641198, 3832840, 6620360, 7282396, 9102995, 14564792, 18205990, 36411980, 72823960]

約数ペア:

[(1, 72823960), (2, 36411980), (4, 18205990), (5, 14564792), (8, 9102995), (10, 7282396), (11, 6620360), (19, 3832840), (20, 3641198), (22, 3310180), (31, 2349160), (38, 1916420), (40, 1820599), (44, 1655090), (55, 1324072), (62, 1174580), (76, 958210), (88, 827545), (95, 766568), (110, 662036), (124, 587290), (152, 479105), (155, 469832), (190, 383284), (209, 348440), (220, 331018), (248, 293645), (281, 259160), (310, 234916), (341, 213560), (380, 191642), (418, 174220), (440, 165509), (562, 129580), (589, 123640), (620, 117458), (682, 106780), (760, 95821), (836, 87110), (1045, 69688), (1124, 64790), (1178, 61820), (1240, 58729), (1364, 53390), (1405, 51832), (1672, 43555), (1705, 42712), (2090, 34844), (2248, 32395), (2356, 30910), (2728, 26695), (2810, 25916), (2945, 24728), (3091, 23560), (3410, 21356), (4180, 17422), (4712, 15455), (5339, 13640), (5620, 12958), (5890, 12364), (6182, 11780), (6479, 11240), (6820, 10678), (8360, 8711)]