91888940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:160

約数の個数: 144

約数和(自身を含む): 241950240

約数和(自身を除く): 150061300

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 76, 89, 95, 110, 130, 143, 178, 190, 209, 220, 247, 260, 286, 356, 361, 380, 418, 445, 494, 572, 715, 722, 836, 890, 979, 988, 1045, 1157, 1235, 1430, 1444, 1691, 1780, 1805, 1958, 2090, 2314, 2470, 2717, 2860, 3382, 3610, 3916, 3971, 4180, 4628, 4693, 4895, 4940, 5434, 5785, 6764, 7220, 7942, 8455, 9386, 9790, 10868, 11570, 12727, 13585, 15884, 16910, 18601, 18772, 19580, 19855, 21983, 23140, 23465, 25454, 27170, 32129, 33820, 37202, 39710, 43966, 46930, 50908, 51623, 54340, 63635, 64258, 74404, 79420, 87932, 93005, 93860, 103246, 109915, 127270, 128516, 160645, 186010, 206492, 219830, 241813, 254540, 258115, 321290, 353419, 372020, 417677, 439660, 483626, 516230, 642580, 706838, 835354, 967252, 1032460, 1209065, 1413676, 1670708, 1767095, 2088385, 2418130, 3534190, 4176770, 4594447, 4836260, 7068380, 8353540, 9188894, 18377788, 22972235, 45944470, 91888940]

約数ペア:

[(1, 91888940), (2, 45944470), (4, 22972235), (5, 18377788), (10, 9188894), (11, 8353540), (13, 7068380), (19, 4836260), (20, 4594447), (22, 4176770), (26, 3534190), (38, 2418130), (44, 2088385), (52, 1767095), (55, 1670708), (65, 1413676), (76, 1209065), (89, 1032460), (95, 967252), (110, 835354), (130, 706838), (143, 642580), (178, 516230), (190, 483626), (209, 439660), (220, 417677), (247, 372020), (260, 353419), (286, 321290), (356, 258115), (361, 254540), (380, 241813), (418, 219830), (445, 206492), (494, 186010), (572, 160645), (715, 128516), (722, 127270), (836, 109915), (890, 103246), (979, 93860), (988, 93005), (1045, 87932), (1157, 79420), (1235, 74404), (1430, 64258), (1444, 63635), (1691, 54340), (1780, 51623), (1805, 50908), (1958, 46930), (2090, 43966), (2314, 39710), (2470, 37202), (2717, 33820), (2860, 32129), (3382, 27170), (3610, 25454), (3916, 23465), (3971, 23140), (4180, 21983), (4628, 19855), (4693, 19580), (4895, 18772), (4940, 18601), (5434, 16910), (5785, 15884), (6764, 13585), (7220, 12727), (7942, 11570), (8455, 10868), (9386, 9790)]