18388500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:99

約数の個数: 192

約数和(自身を含む): 61641216

約数和(自身を除く): 43252716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 25, 26, 30, 39, 41, 46, 50, 52, 60, 65, 69, 75, 78, 82, 92, 100, 115, 123, 125, 130, 138, 150, 156, 164, 195, 205, 230, 246, 250, 260, 276, 299, 300, 325, 345, 375, 390, 410, 460, 492, 500, 533, 575, 598, 615, 650, 690, 750, 780, 820, 897, 943, 975, 1025, 1066, 1150, 1196, 1230, 1300, 1380, 1495, 1500, 1599, 1625, 1725, 1794, 1886, 1950, 2050, 2132, 2300, 2460, 2665, 2829, 2875, 2990, 3075, 3198, 3250, 3450, 3588, 3772, 3900, 4100, 4485, 4715, 4875, 5125, 5330, 5658, 5750, 5980, 6150, 6396, 6500, 6900, 7475, 7995, 8625, 8970, 9430, 9750, 10250, 10660, 11316, 11500, 12259, 12300, 13325, 14145, 14950, 15375, 15990, 17250, 17940, 18860, 19500, 20500, 22425, 23575, 24518, 26650, 28290, 29900, 30750, 31980, 34500, 36777, 37375, 39975, 44850, 47150, 49036, 53300, 56580, 61295, 61500, 66625, 70725, 73554, 74750, 79950, 89700, 94300, 112125, 117875, 122590, 133250, 141450, 147108, 149500, 159900, 183885, 199875, 224250, 235750, 245180, 266500, 282900, 306475, 353625, 367770, 399750, 448500, 471500, 612950, 707250, 735540, 799500, 919425, 1225900, 1414500, 1532375, 1838850, 3064750, 3677700, 4597125, 6129500, 9194250, 18388500]

約数ペア:

[(1, 18388500), (2, 9194250), (3, 6129500), (4, 4597125), (5, 3677700), (6, 3064750), (10, 1838850), (12, 1532375), (13, 1414500), (15, 1225900), (20, 919425), (23, 799500), (25, 735540), (26, 707250), (30, 612950), (39, 471500), (41, 448500), (46, 399750), (50, 367770), (52, 353625), (60, 306475), (65, 282900), (69, 266500), (75, 245180), (78, 235750), (82, 224250), (92, 199875), (100, 183885), (115, 159900), (123, 149500), (125, 147108), (130, 141450), (138, 133250), (150, 122590), (156, 117875), (164, 112125), (195, 94300), (205, 89700), (230, 79950), (246, 74750), (250, 73554), (260, 70725), (276, 66625), (299, 61500), (300, 61295), (325, 56580), (345, 53300), (375, 49036), (390, 47150), (410, 44850), (460, 39975), (492, 37375), (500, 36777), (533, 34500), (575, 31980), (598, 30750), (615, 29900), (650, 28290), (690, 26650), (750, 24518), (780, 23575), (820, 22425), (897, 20500), (943, 19500), (975, 18860), (1025, 17940), (1066, 17250), (1150, 15990), (1196, 15375), (1230, 14950), (1300, 14145), (1380, 13325), (1495, 12300), (1500, 12259), (1599, 11500), (1625, 11316), (1725, 10660), (1794, 10250), (1886, 9750), (1950, 9430), (2050, 8970), (2132, 8625), (2300, 7995), (2460, 7475), (2665, 6900), (2829, 6500), (2875, 6396), (2990, 6150), (3075, 5980), (3198, 5750), (3250, 5658), (3450, 5330), (3588, 5125), (3772, 4875), (3900, 4715), (4100, 4485)]