20199786360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{156007}}^1$

素因数の和:156117

約数の個数: 128

約数和(自身を含む): 66047546880

約数和(自身を除く): 45847760520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 83, 104, 120, 130, 156, 166, 195, 249, 260, 312, 332, 390, 415, 498, 520, 664, 780, 830, 996, 1079, 1245, 1560, 1660, 1992, 2158, 2490, 3237, 3320, 4316, 4980, 5395, 6474, 8632, 9960, 10790, 12948, 16185, 21580, 25896, 32370, 43160, 64740, 129480, 156007, 312014, 468021, 624028, 780035, 936042, 1248056, 1560070, 1872084, 2028091, 2340105, 3120140, 3744168, 4056182, 4680210, 6084273, 6240280, 8112364, 9360420, 10140455, 12168546, 12948581, 16224728, 18720840, 20280910, 24337092, 25897162, 30421365, 38845743, 40561820, 48674184, 51794324, 60842730, 64742905, 77691486, 81123640, 103588648, 121685460, 129485810, 155382972, 168331553, 194228715, 243370920, 258971620, 310765944, 336663106, 388457430, 504994659, 517943240, 673326212, 776914860, 841657765, 1009989318, 1346652424, 1553829720, 1683315530, 2019978636, 2524973295, 3366631060, 4039957272, 5049946590, 6733262120, 10099893180, 20199786360]

約数ペア:

[(1, 20199786360), (2, 10099893180), (3, 6733262120), (4, 5049946590), (5, 4039957272), (6, 3366631060), (8, 2524973295), (10, 2019978636), (12, 1683315530), (13, 1553829720), (15, 1346652424), (20, 1009989318), (24, 841657765), (26, 776914860), (30, 673326212), (39, 517943240), (40, 504994659), (52, 388457430), (60, 336663106), (65, 310765944), (78, 258971620), (83, 243370920), (104, 194228715), (120, 168331553), (130, 155382972), (156, 129485810), (166, 121685460), (195, 103588648), (249, 81123640), (260, 77691486), (312, 64742905), (332, 60842730), (390, 51794324), (415, 48674184), (498, 40561820), (520, 38845743), (664, 30421365), (780, 25897162), (830, 24337092), (996, 20280910), (1079, 18720840), (1245, 16224728), (1560, 12948581), (1660, 12168546), (1992, 10140455), (2158, 9360420), (2490, 8112364), (3237, 6240280), (3320, 6084273), (4316, 4680210), (4980, 4056182), (5395, 3744168), (6474, 3120140), (8632, 2340105), (9960, 2028091), (10790, 1872084), (12948, 1560070), (16185, 1248056), (21580, 936042), (25896, 780035), (32370, 624028), (43160, 468021), (64740, 312014), (129480, 156007)]