72978570

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:298

約数の個数: 160

約数和(自身を含む): 229021056

約数和(自身を除く): 156042486

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 61, 63, 70, 81, 90, 105, 122, 126, 135, 162, 183, 189, 210, 211, 270, 305, 315, 366, 378, 405, 422, 427, 549, 567, 610, 630, 633, 810, 854, 915, 945, 1055, 1098, 1134, 1266, 1281, 1477, 1647, 1830, 1890, 1899, 2110, 2135, 2562, 2745, 2835, 2954, 3165, 3294, 3798, 3843, 4270, 4431, 4941, 5490, 5670, 5697, 6330, 6405, 7385, 7686, 8235, 8862, 9495, 9882, 11394, 11529, 12810, 12871, 13293, 14770, 16470, 17091, 18990, 19215, 22155, 23058, 24705, 25742, 26586, 28485, 34182, 34587, 38430, 38613, 39879, 44310, 49410, 56970, 57645, 64355, 66465, 69174, 77226, 79758, 85455, 90097, 115290, 115839, 119637, 128710, 132930, 170910, 172935, 180194, 193065, 199395, 231678, 239274, 270291, 345870, 347517, 386130, 398790, 450485, 540582, 579195, 598185, 695034, 810873, 900970, 1042551, 1158390, 1196370, 1351455, 1621746, 1737585, 2085102, 2432619, 2702910, 3475170, 4054365, 4865238, 5212755, 7297857, 8108730, 10425510, 12163095, 14595714, 24326190, 36489285, 72978570]

約数ペア:

[(1, 72978570), (2, 36489285), (3, 24326190), (5, 14595714), (6, 12163095), (7, 10425510), (9, 8108730), (10, 7297857), (14, 5212755), (15, 4865238), (18, 4054365), (21, 3475170), (27, 2702910), (30, 2432619), (35, 2085102), (42, 1737585), (45, 1621746), (54, 1351455), (61, 1196370), (63, 1158390), (70, 1042551), (81, 900970), (90, 810873), (105, 695034), (122, 598185), (126, 579195), (135, 540582), (162, 450485), (183, 398790), (189, 386130), (210, 347517), (211, 345870), (270, 270291), (305, 239274), (315, 231678), (366, 199395), (378, 193065), (405, 180194), (422, 172935), (427, 170910), (549, 132930), (567, 128710), (610, 119637), (630, 115839), (633, 115290), (810, 90097), (854, 85455), (915, 79758), (945, 77226), (1055, 69174), (1098, 66465), (1134, 64355), (1266, 57645), (1281, 56970), (1477, 49410), (1647, 44310), (1830, 39879), (1890, 38613), (1899, 38430), (2110, 34587), (2135, 34182), (2562, 28485), (2745, 26586), (2835, 25742), (2954, 24705), (3165, 23058), (3294, 22155), (3798, 19215), (3843, 18990), (4270, 17091), (4431, 16470), (4941, 14770), (5490, 13293), (5670, 12871), (5697, 12810), (6330, 11529), (6405, 11394), (7385, 9882), (7686, 9495), (8235, 8862)]