215119320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1889}}^1$

素因数の和:1989

約数の個数: 128

約数和(自身を含む): 704894400

約数和(自身を除く): 489775080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 73, 78, 104, 120, 130, 146, 156, 195, 219, 260, 292, 312, 365, 390, 438, 520, 584, 730, 780, 876, 949, 1095, 1460, 1560, 1752, 1889, 1898, 2190, 2847, 2920, 3778, 3796, 4380, 4745, 5667, 5694, 7556, 7592, 8760, 9445, 9490, 11334, 11388, 14235, 15112, 18890, 18980, 22668, 22776, 24557, 28335, 28470, 37780, 37960, 45336, 49114, 56670, 56940, 73671, 75560, 98228, 113340, 113880, 122785, 137897, 147342, 196456, 226680, 245570, 275794, 294684, 368355, 413691, 491140, 551588, 589368, 689485, 736710, 827382, 982280, 1103176, 1378970, 1473420, 1654764, 1792661, 2068455, 2757940, 2946840, 3309528, 3585322, 4136910, 5377983, 5515880, 7170644, 8273820, 8963305, 10755966, 14341288, 16547640, 17926610, 21511932, 26889915, 35853220, 43023864, 53779830, 71706440, 107559660, 215119320]

約数ペア:

[(1, 215119320), (2, 107559660), (3, 71706440), (4, 53779830), (5, 43023864), (6, 35853220), (8, 26889915), (10, 21511932), (12, 17926610), (13, 16547640), (15, 14341288), (20, 10755966), (24, 8963305), (26, 8273820), (30, 7170644), (39, 5515880), (40, 5377983), (52, 4136910), (60, 3585322), (65, 3309528), (73, 2946840), (78, 2757940), (104, 2068455), (120, 1792661), (130, 1654764), (146, 1473420), (156, 1378970), (195, 1103176), (219, 982280), (260, 827382), (292, 736710), (312, 689485), (365, 589368), (390, 551588), (438, 491140), (520, 413691), (584, 368355), (730, 294684), (780, 275794), (876, 245570), (949, 226680), (1095, 196456), (1460, 147342), (1560, 137897), (1752, 122785), (1889, 113880), (1898, 113340), (2190, 98228), (2847, 75560), (2920, 73671), (3778, 56940), (3796, 56670), (4380, 49114), (4745, 45336), (5667, 37960), (5694, 37780), (7556, 28470), (7592, 28335), (8760, 24557), (9445, 22776), (9490, 22668), (11334, 18980), (11388, 18890), (14235, 15112)]