54720450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:369

約数の個数: 144

約数和(自身を含む): 162953856

約数和(自身を除く): 108233406

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 23, 25, 30, 34, 45, 46, 50, 51, 69, 75, 85, 90, 102, 115, 138, 150, 153, 170, 207, 225, 230, 255, 306, 311, 345, 391, 414, 425, 450, 510, 575, 622, 690, 765, 782, 850, 933, 1035, 1150, 1173, 1275, 1530, 1555, 1725, 1866, 1955, 2070, 2346, 2550, 2799, 3110, 3450, 3519, 3825, 3910, 4665, 5175, 5287, 5598, 5865, 7038, 7153, 7650, 7775, 9330, 9775, 10350, 10574, 11730, 13995, 14306, 15550, 15861, 17595, 19550, 21459, 23325, 26435, 27990, 29325, 31722, 35190, 35765, 42918, 46650, 47583, 52870, 58650, 64377, 69975, 71530, 79305, 87975, 95166, 107295, 121601, 128754, 132175, 139950, 158610, 175950, 178825, 214590, 237915, 243202, 264350, 321885, 357650, 364803, 396525, 475830, 536475, 608005, 643770, 729606, 793050, 1072950, 1094409, 1189575, 1216010, 1609425, 1824015, 2188818, 2379150, 3040025, 3218850, 3648030, 5472045, 6080050, 9120075, 10944090, 18240150, 27360225, 54720450]

約数ペア:

[(1, 54720450), (2, 27360225), (3, 18240150), (5, 10944090), (6, 9120075), (9, 6080050), (10, 5472045), (15, 3648030), (17, 3218850), (18, 3040025), (23, 2379150), (25, 2188818), (30, 1824015), (34, 1609425), (45, 1216010), (46, 1189575), (50, 1094409), (51, 1072950), (69, 793050), (75, 729606), (85, 643770), (90, 608005), (102, 536475), (115, 475830), (138, 396525), (150, 364803), (153, 357650), (170, 321885), (207, 264350), (225, 243202), (230, 237915), (255, 214590), (306, 178825), (311, 175950), (345, 158610), (391, 139950), (414, 132175), (425, 128754), (450, 121601), (510, 107295), (575, 95166), (622, 87975), (690, 79305), (765, 71530), (782, 69975), (850, 64377), (933, 58650), (1035, 52870), (1150, 47583), (1173, 46650), (1275, 42918), (1530, 35765), (1555, 35190), (1725, 31722), (1866, 29325), (1955, 27990), (2070, 26435), (2346, 23325), (2550, 21459), (2799, 19550), (3110, 17595), (3450, 15861), (3519, 15550), (3825, 14306), (3910, 13995), (4665, 11730), (5175, 10574), (5287, 10350), (5598, 9775), (5865, 9330), (7038, 7775), (7153, 7650)]