77972010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:200

約数の個数: 128

約数和(自身を含む): 209952000

約数和(自身を除く): 131979990

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 29, 30, 38, 53, 57, 58, 87, 89, 95, 106, 114, 145, 159, 174, 178, 190, 265, 267, 285, 290, 318, 435, 445, 530, 534, 551, 570, 795, 870, 890, 1007, 1102, 1335, 1537, 1590, 1653, 1691, 2014, 2581, 2670, 2755, 3021, 3074, 3306, 3382, 4611, 4717, 5035, 5073, 5162, 5510, 6042, 7685, 7743, 8265, 8455, 9222, 9434, 10070, 10146, 12905, 14151, 15105, 15370, 15486, 16530, 16910, 23055, 23585, 25365, 25810, 28302, 29203, 30210, 38715, 46110, 47170, 49039, 50730, 58406, 70755, 77430, 87609, 89623, 98078, 136793, 141510, 146015, 147117, 175218, 179246, 245195, 268869, 273586, 292030, 294234, 410379, 438045, 448115, 490390, 537738, 683965, 735585, 820758, 876090, 896230, 1344345, 1367930, 1471170, 2051895, 2599067, 2688690, 4103790, 5198134, 7797201, 12995335, 15594402, 25990670, 38986005, 77972010]

約数ペア:

[(1, 77972010), (2, 38986005), (3, 25990670), (5, 15594402), (6, 12995335), (10, 7797201), (15, 5198134), (19, 4103790), (29, 2688690), (30, 2599067), (38, 2051895), (53, 1471170), (57, 1367930), (58, 1344345), (87, 896230), (89, 876090), (95, 820758), (106, 735585), (114, 683965), (145, 537738), (159, 490390), (174, 448115), (178, 438045), (190, 410379), (265, 294234), (267, 292030), (285, 273586), (290, 268869), (318, 245195), (435, 179246), (445, 175218), (530, 147117), (534, 146015), (551, 141510), (570, 136793), (795, 98078), (870, 89623), (890, 87609), (1007, 77430), (1102, 70755), (1335, 58406), (1537, 50730), (1590, 49039), (1653, 47170), (1691, 46110), (2014, 38715), (2581, 30210), (2670, 29203), (2755, 28302), (3021, 25810), (3074, 25365), (3306, 23585), (3382, 23055), (4611, 16910), (4717, 16530), (5035, 15486), (5073, 15370), (5162, 15105), (5510, 14151), (6042, 12905), (7685, 10146), (7743, 10070), (8265, 9434), (8455, 9222)]