6988020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1$

素因数の和:90

約数の個数: 144

約数和(自身を含む): 23106048

約数和(自身を除く): 16118028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 31, 34, 39, 51, 52, 60, 62, 65, 68, 78, 85, 93, 102, 124, 130, 155, 156, 170, 186, 195, 204, 221, 255, 260, 289, 310, 340, 372, 390, 403, 442, 465, 510, 527, 578, 620, 663, 780, 806, 867, 884, 930, 1020, 1054, 1105, 1156, 1209, 1326, 1445, 1581, 1612, 1734, 1860, 2015, 2108, 2210, 2418, 2635, 2652, 2890, 3162, 3315, 3468, 3757, 4030, 4335, 4420, 4836, 5270, 5780, 6045, 6324, 6630, 6851, 7514, 7905, 8060, 8670, 8959, 10540, 11271, 12090, 13260, 13702, 15028, 15810, 17340, 17918, 18785, 20553, 22542, 24180, 26877, 27404, 31620, 34255, 35836, 37570, 41106, 44795, 45084, 53754, 56355, 68510, 75140, 82212, 89590, 102765, 107508, 112710, 116467, 134385, 137020, 179180, 205530, 225420, 232934, 268770, 349401, 411060, 465868, 537540, 582335, 698802, 1164670, 1397604, 1747005, 2329340, 3494010, 6988020]

約数ペア:

[(1, 6988020), (2, 3494010), (3, 2329340), (4, 1747005), (5, 1397604), (6, 1164670), (10, 698802), (12, 582335), (13, 537540), (15, 465868), (17, 411060), (20, 349401), (26, 268770), (30, 232934), (31, 225420), (34, 205530), (39, 179180), (51, 137020), (52, 134385), (60, 116467), (62, 112710), (65, 107508), (68, 102765), (78, 89590), (85, 82212), (93, 75140), (102, 68510), (124, 56355), (130, 53754), (155, 45084), (156, 44795), (170, 41106), (186, 37570), (195, 35836), (204, 34255), (221, 31620), (255, 27404), (260, 26877), (289, 24180), (310, 22542), (340, 20553), (372, 18785), (390, 17918), (403, 17340), (442, 15810), (465, 15028), (510, 13702), (527, 13260), (578, 12090), (620, 11271), (663, 10540), (780, 8959), (806, 8670), (867, 8060), (884, 7905), (930, 7514), (1020, 6851), (1054, 6630), (1105, 6324), (1156, 6045), (1209, 5780), (1326, 5270), (1445, 4836), (1581, 4420), (1612, 4335), (1734, 4030), (1860, 3757), (2015, 3468), (2108, 3315), (2210, 3162), (2418, 2890), (2635, 2652)]