306000180

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{797}}^1$

素因数の和:900

約数の個数: 144

約数和(自身を含む): 975985920

約数和(自身を除く): 669985740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 81, 90, 108, 135, 158, 162, 180, 237, 243, 270, 316, 324, 395, 405, 474, 486, 540, 711, 790, 797, 810, 948, 972, 1185, 1215, 1422, 1580, 1594, 1620, 2133, 2370, 2391, 2430, 2844, 3188, 3555, 3985, 4266, 4740, 4782, 4860, 6399, 7110, 7173, 7970, 8532, 9564, 10665, 11955, 12798, 14220, 14346, 15940, 19197, 21330, 21519, 23910, 25596, 28692, 31995, 35865, 38394, 42660, 43038, 47820, 62963, 63990, 64557, 71730, 76788, 86076, 95985, 107595, 125926, 127980, 129114, 143460, 188889, 191970, 193671, 215190, 251852, 258228, 314815, 322785, 377778, 383940, 387342, 430380, 566667, 629630, 645570, 755556, 774684, 944445, 968355, 1133334, 1259260, 1291140, 1700001, 1888890, 1936710, 2266668, 2833335, 3400002, 3777780, 3873420, 5100003, 5666670, 6800004, 8500005, 10200006, 11333340, 15300009, 17000010, 20400012, 25500015, 30600018, 34000020, 51000030, 61200036, 76500045, 102000060, 153000090, 306000180]

約数ペア:

[(1, 306000180), (2, 153000090), (3, 102000060), (4, 76500045), (5, 61200036), (6, 51000030), (9, 34000020), (10, 30600018), (12, 25500015), (15, 20400012), (18, 17000010), (20, 15300009), (27, 11333340), (30, 10200006), (36, 8500005), (45, 6800004), (54, 5666670), (60, 5100003), (79, 3873420), (81, 3777780), (90, 3400002), (108, 2833335), (135, 2266668), (158, 1936710), (162, 1888890), (180, 1700001), (237, 1291140), (243, 1259260), (270, 1133334), (316, 968355), (324, 944445), (395, 774684), (405, 755556), (474, 645570), (486, 629630), (540, 566667), (711, 430380), (790, 387342), (797, 383940), (810, 377778), (948, 322785), (972, 314815), (1185, 258228), (1215, 251852), (1422, 215190), (1580, 193671), (1594, 191970), (1620, 188889), (2133, 143460), (2370, 129114), (2391, 127980), (2430, 125926), (2844, 107595), (3188, 95985), (3555, 86076), (3985, 76788), (4266, 71730), (4740, 64557), (4782, 63990), (4860, 62963), (6399, 47820), (7110, 43038), (7173, 42660), (7970, 38394), (8532, 35865), (9564, 31995), (10665, 28692), (11955, 25596), (12798, 23910), (14220, 21519), (14346, 21330), (15940, 19197)]