19896724680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{353531}}^1$

素因数の和:353619

約数の個数: 128

約数和(自身を含む): 69235706880

約数和(自身を除く): 49338982200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 67, 70, 84, 105, 120, 134, 140, 168, 201, 210, 268, 280, 335, 402, 420, 469, 536, 670, 804, 840, 938, 1005, 1340, 1407, 1608, 1876, 2010, 2345, 2680, 2814, 3752, 4020, 4690, 5628, 7035, 8040, 9380, 11256, 14070, 18760, 28140, 56280, 353531, 707062, 1060593, 1414124, 1767655, 2121186, 2474717, 2828248, 3535310, 4242372, 4949434, 5302965, 7070620, 7424151, 8484744, 9898868, 10605930, 12373585, 14141240, 14848302, 19797736, 21211860, 23686577, 24747170, 29696604, 37120755, 42423720, 47373154, 49494340, 59393208, 71059731, 74241510, 94746308, 98988680, 118432885, 142119462, 148483020, 165806039, 189492616, 236865770, 284238924, 296966040, 331612078, 355298655, 473731540, 497418117, 568477848, 663224156, 710597310, 829030195, 947463080, 994836234, 1326448312, 1421194620, 1658060390, 1989672468, 2487090585, 2842389240, 3316120780, 3979344936, 4974181170, 6632241560, 9948362340, 19896724680]

約数ペア:

[(1, 19896724680), (2, 9948362340), (3, 6632241560), (4, 4974181170), (5, 3979344936), (6, 3316120780), (7, 2842389240), (8, 2487090585), (10, 1989672468), (12, 1658060390), (14, 1421194620), (15, 1326448312), (20, 994836234), (21, 947463080), (24, 829030195), (28, 710597310), (30, 663224156), (35, 568477848), (40, 497418117), (42, 473731540), (56, 355298655), (60, 331612078), (67, 296966040), (70, 284238924), (84, 236865770), (105, 189492616), (120, 165806039), (134, 148483020), (140, 142119462), (168, 118432885), (201, 98988680), (210, 94746308), (268, 74241510), (280, 71059731), (335, 59393208), (402, 49494340), (420, 47373154), (469, 42423720), (536, 37120755), (670, 29696604), (804, 24747170), (840, 23686577), (938, 21211860), (1005, 19797736), (1340, 14848302), (1407, 14141240), (1608, 12373585), (1876, 10605930), (2010, 9898868), (2345, 8484744), (2680, 7424151), (2814, 7070620), (3752, 5302965), (4020, 4949434), (4690, 4242372), (5628, 3535310), (7035, 2828248), (8040, 2474717), (9380, 2121186), (11256, 1767655), (14070, 1414124), (18760, 1060593), (28140, 707062), (56280, 353531)]