29987820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:301

約数の個数: 120

約数和(自身を含む): 95500944

約数和(自身を除く): 65513124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 107, 108, 135, 162, 173, 180, 214, 270, 321, 324, 346, 405, 428, 519, 535, 540, 642, 692, 810, 865, 963, 1038, 1070, 1284, 1557, 1605, 1620, 1730, 1926, 2076, 2140, 2595, 2889, 3114, 3210, 3460, 3852, 4671, 4815, 5190, 5778, 6228, 6420, 7785, 8667, 9342, 9630, 10380, 11556, 14013, 14445, 15570, 17334, 18511, 18684, 19260, 23355, 28026, 28890, 31140, 34668, 37022, 43335, 46710, 55533, 56052, 57780, 70065, 74044, 86670, 92555, 93420, 111066, 140130, 166599, 173340, 185110, 222132, 277665, 280260, 333198, 370220, 499797, 555330, 666396, 832995, 999594, 1110660, 1499391, 1665990, 1999188, 2498985, 2998782, 3331980, 4997970, 5997564, 7496955, 9995940, 14993910, 29987820]

約数ペア:

[(1, 29987820), (2, 14993910), (3, 9995940), (4, 7496955), (5, 5997564), (6, 4997970), (9, 3331980), (10, 2998782), (12, 2498985), (15, 1999188), (18, 1665990), (20, 1499391), (27, 1110660), (30, 999594), (36, 832995), (45, 666396), (54, 555330), (60, 499797), (81, 370220), (90, 333198), (107, 280260), (108, 277665), (135, 222132), (162, 185110), (173, 173340), (180, 166599), (214, 140130), (270, 111066), (321, 93420), (324, 92555), (346, 86670), (405, 74044), (428, 70065), (519, 57780), (535, 56052), (540, 55533), (642, 46710), (692, 43335), (810, 37022), (865, 34668), (963, 31140), (1038, 28890), (1070, 28026), (1284, 23355), (1557, 19260), (1605, 18684), (1620, 18511), (1730, 17334), (1926, 15570), (2076, 14445), (2140, 14013), (2595, 11556), (2889, 10380), (3114, 9630), (3210, 9342), (3460, 8667), (3852, 7785), (4671, 6420), (4815, 6228), (5190, 5778)]