19315920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:221

約数の個数: 160

約数和(自身を含む): 66495744

約数和(自身を除く): 47179824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 41, 48, 52, 60, 65, 78, 80, 82, 104, 120, 123, 130, 151, 156, 164, 195, 205, 208, 240, 246, 260, 302, 312, 328, 390, 410, 453, 492, 520, 533, 604, 615, 624, 656, 755, 780, 820, 906, 984, 1040, 1066, 1208, 1230, 1510, 1560, 1599, 1640, 1812, 1963, 1968, 2132, 2265, 2416, 2460, 2665, 3020, 3120, 3198, 3280, 3624, 3926, 4264, 4530, 4920, 5330, 5889, 6040, 6191, 6396, 7248, 7852, 7995, 8528, 9060, 9815, 9840, 10660, 11778, 12080, 12382, 12792, 15704, 15990, 18120, 18573, 19630, 21320, 23556, 24764, 25584, 29445, 30955, 31408, 31980, 36240, 37146, 39260, 42640, 47112, 49528, 58890, 61910, 63960, 74292, 78520, 80483, 92865, 94224, 99056, 117780, 123820, 127920, 148584, 157040, 160966, 185730, 235560, 241449, 247640, 297168, 321932, 371460, 402415, 471120, 482898, 495280, 643864, 742920, 804830, 965796, 1207245, 1287728, 1485840, 1609660, 1931592, 2414490, 3219320, 3863184, 4828980, 6438640, 9657960, 19315920]

約数ペア:

[(1, 19315920), (2, 9657960), (3, 6438640), (4, 4828980), (5, 3863184), (6, 3219320), (8, 2414490), (10, 1931592), (12, 1609660), (13, 1485840), (15, 1287728), (16, 1207245), (20, 965796), (24, 804830), (26, 742920), (30, 643864), (39, 495280), (40, 482898), (41, 471120), (48, 402415), (52, 371460), (60, 321932), (65, 297168), (78, 247640), (80, 241449), (82, 235560), (104, 185730), (120, 160966), (123, 157040), (130, 148584), (151, 127920), (156, 123820), (164, 117780), (195, 99056), (205, 94224), (208, 92865), (240, 80483), (246, 78520), (260, 74292), (302, 63960), (312, 61910), (328, 58890), (390, 49528), (410, 47112), (453, 42640), (492, 39260), (520, 37146), (533, 36240), (604, 31980), (615, 31408), (624, 30955), (656, 29445), (755, 25584), (780, 24764), (820, 23556), (906, 21320), (984, 19630), (1040, 18573), (1066, 18120), (1208, 15990), (1230, 15704), (1510, 12792), (1560, 12382), (1599, 12080), (1640, 11778), (1812, 10660), (1963, 9840), (1968, 9815), (2132, 9060), (2265, 8528), (2416, 7995), (2460, 7852), (2665, 7248), (3020, 6396), (3120, 6191), (3198, 6040), (3280, 5889), (3624, 5330), (3926, 4920), (4264, 4530)]