68156400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:308

約数の個数: 240

約数和(自身を含む): 249921504

約数和(自身を除く): 181765104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 25, 26, 30, 34, 39, 40, 48, 50, 51, 52, 60, 65, 68, 75, 78, 80, 85, 100, 102, 104, 120, 130, 136, 150, 156, 170, 195, 200, 204, 208, 221, 240, 255, 257, 260, 272, 300, 312, 325, 340, 390, 400, 408, 425, 442, 510, 514, 520, 600, 624, 650, 663, 680, 771, 780, 816, 850, 884, 975, 1020, 1028, 1040, 1105, 1200, 1275, 1285, 1300, 1326, 1360, 1542, 1560, 1700, 1768, 1950, 2040, 2056, 2210, 2550, 2570, 2600, 2652, 3084, 3120, 3315, 3341, 3400, 3536, 3855, 3900, 4080, 4112, 4369, 4420, 5100, 5140, 5200, 5304, 5525, 6168, 6425, 6630, 6682, 6800, 7710, 7800, 8738, 8840, 10023, 10200, 10280, 10608, 11050, 12336, 12850, 13107, 13260, 13364, 15420, 15600, 16575, 16705, 17476, 17680, 19275, 20046, 20400, 20560, 21845, 22100, 25700, 26214, 26520, 26728, 30840, 33150, 33410, 34952, 38550, 40092, 43690, 44200, 50115, 51400, 52428, 53040, 53456, 56797, 61680, 65535, 66300, 66820, 69904, 77100, 80184, 83525, 87380, 88400, 100230, 102800, 104856, 109225, 113594, 131070, 132600, 133640, 154200, 160368, 167050, 170391, 174760, 200460, 209712, 218450, 227188, 250575, 262140, 265200, 267280, 283985, 308400, 327675, 334100, 340782, 349520, 400920, 436900, 454376, 501150, 524280, 567970, 655350, 668200, 681564, 801840, 851955, 873800, 908752, 1002300, 1048560, 1135940, 1310700, 1336400, 1363128, 1419925, 1703910, 1747600, 2004600, 2271880, 2621400, 2726256, 2839850, 3407820, 4009200, 4259775, 4543760, 5242800, 5679700, 6815640, 8519550, 11359400, 13631280, 17039100, 22718800, 34078200, 68156400]

約数ペア:

[(1, 68156400), (2, 34078200), (3, 22718800), (4, 17039100), (5, 13631280), (6, 11359400), (8, 8519550), (10, 6815640), (12, 5679700), (13, 5242800), (15, 4543760), (16, 4259775), (17, 4009200), (20, 3407820), (24, 2839850), (25, 2726256), (26, 2621400), (30, 2271880), (34, 2004600), (39, 1747600), (40, 1703910), (48, 1419925), (50, 1363128), (51, 1336400), (52, 1310700), (60, 1135940), (65, 1048560), (68, 1002300), (75, 908752), (78, 873800), (80, 851955), (85, 801840), (100, 681564), (102, 668200), (104, 655350), (120, 567970), (130, 524280), (136, 501150), (150, 454376), (156, 436900), (170, 400920), (195, 349520), (200, 340782), (204, 334100), (208, 327675), (221, 308400), (240, 283985), (255, 267280), (257, 265200), (260, 262140), (272, 250575), (300, 227188), (312, 218450), (325, 209712), (340, 200460), (390, 174760), (400, 170391), (408, 167050), (425, 160368), (442, 154200), (510, 133640), (514, 132600), (520, 131070), (600, 113594), (624, 109225), (650, 104856), (663, 102800), (680, 100230), (771, 88400), (780, 87380), (816, 83525), (850, 80184), (884, 77100), (975, 69904), (1020, 66820), (1028, 66300), (1040, 65535), (1105, 61680), (1200, 56797), (1275, 53456), (1285, 53040), (1300, 52428), (1326, 51400), (1360, 50115), (1542, 44200), (1560, 43690), (1700, 40092), (1768, 38550), (1950, 34952), (2040, 33410), (2056, 33150), (2210, 30840), (2550, 26728), (2570, 26520), (2600, 26214), (2652, 25700), (3084, 22100), (3120, 21845), (3315, 20560), (3341, 20400), (3400, 20046), (3536, 19275), (3855, 17680), (3900, 17476), (4080, 16705), (4112, 16575), (4369, 15600), (4420, 15420), (5100, 13364), (5140, 13260), (5200, 13107), (5304, 12850), (5525, 12336), (6168, 11050), (6425, 10608), (6630, 10280), (6682, 10200), (6800, 10023), (7710, 8840), (7800, 8738)]