16985040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:237

約数の個数: 160

約数和(自身を含む): 58496256

約数和(自身を除く): 41511216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 30, 34, 40, 46, 48, 51, 60, 68, 69, 80, 85, 92, 102, 115, 120, 136, 138, 170, 181, 184, 204, 230, 240, 255, 272, 276, 340, 345, 362, 368, 391, 408, 460, 510, 543, 552, 680, 690, 724, 782, 816, 905, 920, 1020, 1086, 1104, 1173, 1360, 1380, 1448, 1564, 1810, 1840, 1955, 2040, 2172, 2346, 2715, 2760, 2896, 3077, 3128, 3620, 3910, 4080, 4163, 4344, 4692, 5430, 5520, 5865, 6154, 6256, 7240, 7820, 8326, 8688, 9231, 9384, 10860, 11730, 12308, 12489, 14480, 15385, 15640, 16652, 18462, 18768, 20815, 21720, 23460, 24616, 24978, 30770, 31280, 33304, 36924, 41630, 43440, 46155, 46920, 49232, 49956, 61540, 62445, 66608, 70771, 73848, 83260, 92310, 93840, 99912, 123080, 124890, 141542, 147696, 166520, 184620, 199824, 212313, 246160, 249780, 283084, 333040, 353855, 369240, 424626, 499560, 566168, 707710, 738480, 849252, 999120, 1061565, 1132336, 1415420, 1698504, 2123130, 2830840, 3397008, 4246260, 5661680, 8492520, 16985040]

約数ペア:

[(1, 16985040), (2, 8492520), (3, 5661680), (4, 4246260), (5, 3397008), (6, 2830840), (8, 2123130), (10, 1698504), (12, 1415420), (15, 1132336), (16, 1061565), (17, 999120), (20, 849252), (23, 738480), (24, 707710), (30, 566168), (34, 499560), (40, 424626), (46, 369240), (48, 353855), (51, 333040), (60, 283084), (68, 249780), (69, 246160), (80, 212313), (85, 199824), (92, 184620), (102, 166520), (115, 147696), (120, 141542), (136, 124890), (138, 123080), (170, 99912), (181, 93840), (184, 92310), (204, 83260), (230, 73848), (240, 70771), (255, 66608), (272, 62445), (276, 61540), (340, 49956), (345, 49232), (362, 46920), (368, 46155), (391, 43440), (408, 41630), (460, 36924), (510, 33304), (543, 31280), (552, 30770), (680, 24978), (690, 24616), (724, 23460), (782, 21720), (816, 20815), (905, 18768), (920, 18462), (1020, 16652), (1086, 15640), (1104, 15385), (1173, 14480), (1360, 12489), (1380, 12308), (1448, 11730), (1564, 10860), (1810, 9384), (1840, 9231), (1955, 8688), (2040, 8326), (2172, 7820), (2346, 7240), (2715, 6256), (2760, 6154), (2896, 5865), (3077, 5520), (3128, 5430), (3620, 4692), (3910, 4344), (4080, 4163)]