81829350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:191

約数の個数: 144

約数和(自身を含む): 231895872

約数和(自身を除く): 150066522

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 47, 50, 53, 73, 75, 90, 94, 106, 141, 146, 150, 159, 219, 225, 235, 265, 282, 318, 365, 423, 438, 450, 470, 477, 530, 657, 705, 730, 795, 846, 954, 1095, 1175, 1314, 1325, 1410, 1590, 1825, 2115, 2190, 2350, 2385, 2491, 2650, 3285, 3431, 3525, 3650, 3869, 3975, 4230, 4770, 4982, 5475, 6570, 6862, 7050, 7473, 7738, 7950, 10293, 10575, 10950, 11607, 11925, 12455, 14946, 16425, 17155, 19345, 20586, 21150, 22419, 23214, 23850, 24910, 30879, 32850, 34310, 34821, 37365, 38690, 44838, 51465, 58035, 61758, 62275, 69642, 74730, 85775, 96725, 102930, 112095, 116070, 124550, 154395, 171550, 174105, 181843, 186825, 193450, 224190, 257325, 290175, 308790, 348210, 363686, 373650, 514650, 545529, 560475, 580350, 771975, 870525, 909215, 1091058, 1120950, 1543950, 1636587, 1741050, 1818430, 2727645, 3273174, 4546075, 5455290, 8182935, 9092150, 13638225, 16365870, 27276450, 40914675, 81829350]

約数ペア:

[(1, 81829350), (2, 40914675), (3, 27276450), (5, 16365870), (6, 13638225), (9, 9092150), (10, 8182935), (15, 5455290), (18, 4546075), (25, 3273174), (30, 2727645), (45, 1818430), (47, 1741050), (50, 1636587), (53, 1543950), (73, 1120950), (75, 1091058), (90, 909215), (94, 870525), (106, 771975), (141, 580350), (146, 560475), (150, 545529), (159, 514650), (219, 373650), (225, 363686), (235, 348210), (265, 308790), (282, 290175), (318, 257325), (365, 224190), (423, 193450), (438, 186825), (450, 181843), (470, 174105), (477, 171550), (530, 154395), (657, 124550), (705, 116070), (730, 112095), (795, 102930), (846, 96725), (954, 85775), (1095, 74730), (1175, 69642), (1314, 62275), (1325, 61758), (1410, 58035), (1590, 51465), (1825, 44838), (2115, 38690), (2190, 37365), (2350, 34821), (2385, 34310), (2491, 32850), (2650, 30879), (3285, 24910), (3431, 23850), (3525, 23214), (3650, 22419), (3869, 21150), (3975, 20586), (4230, 19345), (4770, 17155), (4982, 16425), (5475, 14946), (6570, 12455), (6862, 11925), (7050, 11607), (7473, 10950), (7738, 10575), (7950, 10293)]