1784494920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{4451}}^1$

素因数の和:4735

約数の個数: 128

約数和(自身を含む): 5789024640

約数和(自身を除く): 4004529720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 257, 260, 312, 390, 514, 520, 771, 780, 1028, 1285, 1542, 1560, 2056, 2570, 3084, 3341, 3855, 4451, 5140, 6168, 6682, 7710, 8902, 10023, 10280, 13353, 13364, 15420, 16705, 17804, 20046, 22255, 26706, 26728, 30840, 33410, 35608, 40092, 44510, 50115, 53412, 57863, 66765, 66820, 80184, 89020, 100230, 106824, 115726, 133530, 133640, 173589, 178040, 200460, 231452, 267060, 289315, 347178, 400920, 462904, 534120, 578630, 694356, 867945, 1143907, 1157260, 1388712, 1735890, 2287814, 2314520, 3431721, 3471780, 4575628, 5719535, 6863442, 6943560, 9151256, 11439070, 13726884, 14870791, 17158605, 22878140, 27453768, 29741582, 34317210, 44612373, 45756280, 59483164, 68634420, 74353955, 89224746, 118966328, 137268840, 148707910, 178449492, 223061865, 297415820, 356898984, 446123730, 594831640, 892247460, 1784494920]

約数ペア:

[(1, 1784494920), (2, 892247460), (3, 594831640), (4, 446123730), (5, 356898984), (6, 297415820), (8, 223061865), (10, 178449492), (12, 148707910), (13, 137268840), (15, 118966328), (20, 89224746), (24, 74353955), (26, 68634420), (30, 59483164), (39, 45756280), (40, 44612373), (52, 34317210), (60, 29741582), (65, 27453768), (78, 22878140), (104, 17158605), (120, 14870791), (130, 13726884), (156, 11439070), (195, 9151256), (257, 6943560), (260, 6863442), (312, 5719535), (390, 4575628), (514, 3471780), (520, 3431721), (771, 2314520), (780, 2287814), (1028, 1735890), (1285, 1388712), (1542, 1157260), (1560, 1143907), (2056, 867945), (2570, 694356), (3084, 578630), (3341, 534120), (3855, 462904), (4451, 400920), (5140, 347178), (6168, 289315), (6682, 267060), (7710, 231452), (8902, 200460), (10023, 178040), (10280, 173589), (13353, 133640), (13364, 133530), (15420, 115726), (16705, 106824), (17804, 100230), (20046, 89020), (22255, 80184), (26706, 66820), (26728, 66765), (30840, 57863), (33410, 53412), (35608, 50115), (40092, 44510)]