78026580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:486

約数の個数: 144

約数和(自身を含む): 252854784

約数和(自身を除く): 174828204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 47, 60, 69, 90, 92, 94, 115, 138, 141, 180, 188, 207, 230, 235, 276, 282, 345, 401, 414, 423, 460, 470, 564, 690, 705, 802, 828, 846, 940, 1035, 1081, 1203, 1380, 1410, 1604, 1692, 2005, 2070, 2115, 2162, 2406, 2820, 3243, 3609, 4010, 4140, 4230, 4324, 4812, 5405, 6015, 6486, 7218, 8020, 8460, 9223, 9729, 10810, 12030, 12972, 14436, 16215, 18045, 18446, 18847, 19458, 21620, 24060, 27669, 32430, 36090, 36892, 37694, 38916, 46115, 48645, 55338, 56541, 64860, 72180, 75388, 83007, 92230, 94235, 97290, 110676, 113082, 138345, 166014, 169623, 184460, 188470, 194580, 226164, 276690, 282705, 332028, 339246, 376940, 415035, 433481, 553380, 565410, 678492, 830070, 848115, 866962, 1130820, 1300443, 1660140, 1696230, 1733924, 2167405, 2600886, 3392460, 3901329, 4334810, 5201772, 6502215, 7802658, 8669620, 13004430, 15605316, 19506645, 26008860, 39013290, 78026580]

約数ペア:

[(1, 78026580), (2, 39013290), (3, 26008860), (4, 19506645), (5, 15605316), (6, 13004430), (9, 8669620), (10, 7802658), (12, 6502215), (15, 5201772), (18, 4334810), (20, 3901329), (23, 3392460), (30, 2600886), (36, 2167405), (45, 1733924), (46, 1696230), (47, 1660140), (60, 1300443), (69, 1130820), (90, 866962), (92, 848115), (94, 830070), (115, 678492), (138, 565410), (141, 553380), (180, 433481), (188, 415035), (207, 376940), (230, 339246), (235, 332028), (276, 282705), (282, 276690), (345, 226164), (401, 194580), (414, 188470), (423, 184460), (460, 169623), (470, 166014), (564, 138345), (690, 113082), (705, 110676), (802, 97290), (828, 94235), (846, 92230), (940, 83007), (1035, 75388), (1081, 72180), (1203, 64860), (1380, 56541), (1410, 55338), (1604, 48645), (1692, 46115), (2005, 38916), (2070, 37694), (2115, 36892), (2162, 36090), (2406, 32430), (2820, 27669), (3243, 24060), (3609, 21620), (4010, 19458), (4140, 18847), (4230, 18446), (4324, 18045), (4812, 16215), (5405, 14436), (6015, 12972), (6486, 12030), (7218, 10810), (8020, 9729), (8460, 9223)]