22118280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 71280000

約数和(自身を除く): 49161720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 89, 95, 109, 114, 120, 152, 178, 190, 218, 228, 267, 285, 327, 356, 380, 436, 445, 456, 534, 545, 570, 654, 712, 760, 872, 890, 1068, 1090, 1140, 1308, 1335, 1635, 1691, 1780, 2071, 2136, 2180, 2280, 2616, 2670, 3270, 3382, 3560, 4142, 4360, 5073, 5340, 6213, 6540, 6764, 8284, 8455, 9701, 10146, 10355, 10680, 12426, 13080, 13528, 16568, 16910, 19402, 20292, 20710, 24852, 25365, 29103, 31065, 33820, 38804, 40584, 41420, 48505, 49704, 50730, 58206, 62130, 67640, 77608, 82840, 97010, 101460, 116412, 124260, 145515, 184319, 194020, 202920, 232824, 248520, 291030, 368638, 388040, 552957, 582060, 737276, 921595, 1105914, 1164120, 1474552, 1843190, 2211828, 2764785, 3686380, 4423656, 5529570, 7372760, 11059140, 22118280]

約数ペア:

[(1, 22118280), (2, 11059140), (3, 7372760), (4, 5529570), (5, 4423656), (6, 3686380), (8, 2764785), (10, 2211828), (12, 1843190), (15, 1474552), (19, 1164120), (20, 1105914), (24, 921595), (30, 737276), (38, 582060), (40, 552957), (57, 388040), (60, 368638), (76, 291030), (89, 248520), (95, 232824), (109, 202920), (114, 194020), (120, 184319), (152, 145515), (178, 124260), (190, 116412), (218, 101460), (228, 97010), (267, 82840), (285, 77608), (327, 67640), (356, 62130), (380, 58206), (436, 50730), (445, 49704), (456, 48505), (534, 41420), (545, 40584), (570, 38804), (654, 33820), (712, 31065), (760, 29103), (872, 25365), (890, 24852), (1068, 20710), (1090, 20292), (1140, 19402), (1308, 16910), (1335, 16568), (1635, 13528), (1691, 13080), (1780, 12426), (2071, 10680), (2136, 10355), (2180, 10146), (2280, 9701), (2616, 8455), (2670, 8284), (3270, 6764), (3382, 6540), (3560, 6213), (4142, 5340), (4360, 5073)]