68713320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2591}}^1$

素因数の和:2635

約数の個数: 128

約数和(自身を含む): 235146240

約数和(自身を除く): 166432920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2591, 2652, 3315, 4420, 5182, 5304, 6630, 7773, 8840, 10364, 12955, 13260, 15546, 20728, 25910, 26520, 31092, 33683, 38865, 44047, 51820, 62184, 67366, 77730, 88094, 101049, 103640, 132141, 134732, 155460, 168415, 176188, 202098, 220235, 264282, 269464, 310920, 336830, 352376, 404196, 440470, 505245, 528564, 572611, 660705, 673660, 808392, 880940, 1010490, 1057128, 1145222, 1321410, 1347320, 1717833, 1761880, 2020980, 2290444, 2642820, 2863055, 3435666, 4041960, 4580888, 5285640, 5726110, 6871332, 8589165, 11452220, 13742664, 17178330, 22904440, 34356660, 68713320]

約数ペア:

[(1, 68713320), (2, 34356660), (3, 22904440), (4, 17178330), (5, 13742664), (6, 11452220), (8, 8589165), (10, 6871332), (12, 5726110), (13, 5285640), (15, 4580888), (17, 4041960), (20, 3435666), (24, 2863055), (26, 2642820), (30, 2290444), (34, 2020980), (39, 1761880), (40, 1717833), (51, 1347320), (52, 1321410), (60, 1145222), (65, 1057128), (68, 1010490), (78, 880940), (85, 808392), (102, 673660), (104, 660705), (120, 572611), (130, 528564), (136, 505245), (156, 440470), (170, 404196), (195, 352376), (204, 336830), (221, 310920), (255, 269464), (260, 264282), (312, 220235), (340, 202098), (390, 176188), (408, 168415), (442, 155460), (510, 134732), (520, 132141), (663, 103640), (680, 101049), (780, 88094), (884, 77730), (1020, 67366), (1105, 62184), (1326, 51820), (1560, 44047), (1768, 38865), (2040, 33683), (2210, 31092), (2591, 26520), (2652, 25910), (3315, 20728), (4420, 15546), (5182, 13260), (5304, 12955), (6630, 10364), (7773, 8840)]