81516330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2753}}^1$

素因数の和:2820

約数の個数: 96

約数和(自身を含む): 247463424

約数和(自身を除く): 165947094

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 47, 63, 70, 90, 94, 105, 126, 141, 210, 235, 282, 315, 329, 423, 470, 630, 658, 705, 846, 987, 1410, 1645, 1974, 2115, 2753, 2961, 3290, 4230, 4935, 5506, 5922, 8259, 9870, 13765, 14805, 16518, 19271, 24777, 27530, 29610, 38542, 41295, 49554, 57813, 82590, 96355, 115626, 123885, 129391, 173439, 192710, 247770, 258782, 289065, 346878, 388173, 578130, 646955, 776346, 867195, 905737, 1164519, 1293910, 1734390, 1811474, 1940865, 2329038, 2717211, 3881730, 4528685, 5434422, 5822595, 8151633, 9057370, 11645190, 13586055, 16303266, 27172110, 40758165, 81516330]

約数ペア:

[(1, 81516330), (2, 40758165), (3, 27172110), (5, 16303266), (6, 13586055), (7, 11645190), (9, 9057370), (10, 8151633), (14, 5822595), (15, 5434422), (18, 4528685), (21, 3881730), (30, 2717211), (35, 2329038), (42, 1940865), (45, 1811474), (47, 1734390), (63, 1293910), (70, 1164519), (90, 905737), (94, 867195), (105, 776346), (126, 646955), (141, 578130), (210, 388173), (235, 346878), (282, 289065), (315, 258782), (329, 247770), (423, 192710), (470, 173439), (630, 129391), (658, 123885), (705, 115626), (846, 96355), (987, 82590), (1410, 57813), (1645, 49554), (1974, 41295), (2115, 38542), (2753, 29610), (2961, 27530), (3290, 24777), (4230, 19271), (4935, 16518), (5506, 14805), (5922, 13765), (8259, 9870)]