199968173680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{27749}}^1$

素因数の和:28223

約数の個数: 160

約数和(自身を含む): 535144320000

約数和(自身を除く): 335176146320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 431, 440, 760, 836, 862, 880, 1045, 1520, 1672, 1724, 2090, 2155, 3344, 3448, 4180, 4310, 4741, 6896, 8189, 8360, 8620, 9482, 16378, 16720, 17240, 18964, 23705, 27749, 32756, 34480, 37928, 40945, 47410, 55498, 65512, 75856, 81890, 90079, 94820, 110996, 131024, 138745, 163780, 180158, 189640, 221992, 277490, 305239, 327560, 360316, 379280, 443984, 450395, 527231, 554980, 610478, 655120, 720632, 900790, 1054462, 1109960, 1220956, 1441264, 1526195, 1801580, 2108924, 2219920, 2441912, 2636155, 3052390, 3603160, 4217848, 4883824, 5272310, 5799541, 6104780, 7206320, 8435696, 10544620, 11599082, 11959819, 12209560, 21089240, 23198164, 23919638, 24419120, 28997705, 42178480, 46396328, 47839276, 57995410, 59799095, 92792656, 95678552, 115990820, 119598190, 131558009, 191357104, 227236561, 231981640, 239196380, 263116018, 454473122, 463963280, 478392760, 526232036, 657790045, 908946244, 956785520, 1052464072, 1136182805, 1315580090, 1817892488, 2104928144, 2272365610, 2499602171, 2631160180, 3635784976, 4544731220, 4999204342, 5262320360, 9089462440, 9998408684, 10524640720, 12498010855, 18178924880, 19996817368, 24996021710, 39993634736, 49992043420, 99984086840, 199968173680]

約数ペア:

[(1, 199968173680), (2, 99984086840), (4, 49992043420), (5, 39993634736), (8, 24996021710), (10, 19996817368), (11, 18178924880), (16, 12498010855), (19, 10524640720), (20, 9998408684), (22, 9089462440), (38, 5262320360), (40, 4999204342), (44, 4544731220), (55, 3635784976), (76, 2631160180), (80, 2499602171), (88, 2272365610), (95, 2104928144), (110, 1817892488), (152, 1315580090), (176, 1136182805), (190, 1052464072), (209, 956785520), (220, 908946244), (304, 657790045), (380, 526232036), (418, 478392760), (431, 463963280), (440, 454473122), (760, 263116018), (836, 239196380), (862, 231981640), (880, 227236561), (1045, 191357104), (1520, 131558009), (1672, 119598190), (1724, 115990820), (2090, 95678552), (2155, 92792656), (3344, 59799095), (3448, 57995410), (4180, 47839276), (4310, 46396328), (4741, 42178480), (6896, 28997705), (8189, 24419120), (8360, 23919638), (8620, 23198164), (9482, 21089240), (16378, 12209560), (16720, 11959819), (17240, 11599082), (18964, 10544620), (23705, 8435696), (27749, 7206320), (32756, 6104780), (34480, 5799541), (37928, 5272310), (40945, 4883824), (47410, 4217848), (55498, 3603160), (65512, 3052390), (75856, 2636155), (81890, 2441912), (90079, 2219920), (94820, 2108924), (110996, 1801580), (131024, 1526195), (138745, 1441264), (163780, 1220956), (180158, 1109960), (189640, 1054462), (221992, 900790), (277490, 720632), (305239, 655120), (327560, 610478), (360316, 554980), (379280, 527231), (443984, 450395)]