1728007320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{27017}}^1$

素因数の和:27085

約数の個数: 128

約数和(自身を含む): 5719170240

約数和(自身を除く): 3991162920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 41, 52, 60, 65, 78, 82, 104, 120, 123, 130, 156, 164, 195, 205, 246, 260, 312, 328, 390, 410, 492, 520, 533, 615, 780, 820, 984, 1066, 1230, 1560, 1599, 1640, 2132, 2460, 2665, 3198, 4264, 4920, 5330, 6396, 7995, 10660, 12792, 15990, 21320, 27017, 31980, 54034, 63960, 81051, 108068, 135085, 162102, 216136, 270170, 324204, 351221, 405255, 540340, 648408, 702442, 810510, 1053663, 1080680, 1107697, 1404884, 1621020, 1756105, 2107326, 2215394, 2809768, 3242040, 3323091, 3512210, 4214652, 4430788, 5268315, 5538485, 6646182, 7024420, 8429304, 8861576, 10536630, 11076970, 13292364, 14048840, 14400061, 16615455, 21073260, 22153940, 26584728, 28800122, 33230910, 42146520, 43200183, 44307880, 57600244, 66461820, 72000305, 86400366, 115200488, 132923640, 144000610, 172800732, 216000915, 288001220, 345601464, 432001830, 576002440, 864003660, 1728007320]

約数ペア:

[(1, 1728007320), (2, 864003660), (3, 576002440), (4, 432001830), (5, 345601464), (6, 288001220), (8, 216000915), (10, 172800732), (12, 144000610), (13, 132923640), (15, 115200488), (20, 86400366), (24, 72000305), (26, 66461820), (30, 57600244), (39, 44307880), (40, 43200183), (41, 42146520), (52, 33230910), (60, 28800122), (65, 26584728), (78, 22153940), (82, 21073260), (104, 16615455), (120, 14400061), (123, 14048840), (130, 13292364), (156, 11076970), (164, 10536630), (195, 8861576), (205, 8429304), (246, 7024420), (260, 6646182), (312, 5538485), (328, 5268315), (390, 4430788), (410, 4214652), (492, 3512210), (520, 3323091), (533, 3242040), (615, 2809768), (780, 2215394), (820, 2107326), (984, 1756105), (1066, 1621020), (1230, 1404884), (1560, 1107697), (1599, 1080680), (1640, 1053663), (2132, 810510), (2460, 702442), (2665, 648408), (3198, 540340), (4264, 405255), (4920, 351221), (5330, 324204), (6396, 270170), (7995, 216136), (10660, 162102), (12792, 135085), (15990, 108068), (21320, 81051), (27017, 63960), (31980, 54034)]