73007480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:709

約数の個数: 128

約数和(自身を含む): 209018880

約数和(自身を除く): 136011400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 248, 260, 280, 310, 364, 403, 434, 455, 520, 620, 647, 728, 806, 868, 910, 1085, 1240, 1294, 1612, 1736, 1820, 2015, 2170, 2588, 2821, 3224, 3235, 3640, 4030, 4340, 4529, 5176, 5642, 6470, 8060, 8411, 8680, 9058, 11284, 12940, 14105, 16120, 16822, 18116, 20057, 22568, 22645, 25880, 28210, 33644, 36232, 40114, 42055, 45290, 56420, 58877, 67288, 80228, 84110, 90580, 100285, 112840, 117754, 140399, 160456, 168220, 181160, 200570, 235508, 260741, 280798, 294385, 336440, 401140, 471016, 521482, 561596, 588770, 701995, 802280, 1042964, 1123192, 1177540, 1303705, 1403990, 1825187, 2085928, 2355080, 2607410, 2807980, 3650374, 5214820, 5615960, 7300748, 9125935, 10429640, 14601496, 18251870, 36503740, 73007480]

約数ペア:

[(1, 73007480), (2, 36503740), (4, 18251870), (5, 14601496), (7, 10429640), (8, 9125935), (10, 7300748), (13, 5615960), (14, 5214820), (20, 3650374), (26, 2807980), (28, 2607410), (31, 2355080), (35, 2085928), (40, 1825187), (52, 1403990), (56, 1303705), (62, 1177540), (65, 1123192), (70, 1042964), (91, 802280), (104, 701995), (124, 588770), (130, 561596), (140, 521482), (155, 471016), (182, 401140), (217, 336440), (248, 294385), (260, 280798), (280, 260741), (310, 235508), (364, 200570), (403, 181160), (434, 168220), (455, 160456), (520, 140399), (620, 117754), (647, 112840), (728, 100285), (806, 90580), (868, 84110), (910, 80228), (1085, 67288), (1240, 58877), (1294, 56420), (1612, 45290), (1736, 42055), (1820, 40114), (2015, 36232), (2170, 33644), (2588, 28210), (2821, 25880), (3224, 22645), (3235, 22568), (3640, 20057), (4030, 18116), (4340, 16822), (4529, 16120), (5176, 14105), (5642, 12940), (6470, 11284), (8060, 9058), (8411, 8680)]