219190140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1993}}^1$

素因数の和:2068

約数の個数: 144

約数和(自身を含む): 731622528

約数和(自身を除く): 512432388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 47, 52, 60, 65, 78, 90, 94, 117, 130, 141, 156, 180, 188, 195, 234, 235, 260, 282, 390, 423, 468, 470, 564, 585, 611, 705, 780, 846, 940, 1170, 1222, 1410, 1692, 1833, 1993, 2115, 2340, 2444, 2820, 3055, 3666, 3986, 4230, 5499, 5979, 6110, 7332, 7972, 8460, 9165, 9965, 10998, 11958, 12220, 17937, 18330, 19930, 21996, 23916, 25909, 27495, 29895, 35874, 36660, 39860, 51818, 54990, 59790, 71748, 77727, 89685, 93671, 103636, 109980, 119580, 129545, 155454, 179370, 187342, 233181, 259090, 281013, 310908, 358740, 374684, 388635, 466362, 468355, 518180, 562026, 777270, 843039, 932724, 936710, 1124052, 1165905, 1217723, 1405065, 1554540, 1686078, 1873420, 2331810, 2435446, 2810130, 3372156, 3653169, 4215195, 4663620, 4870892, 5620260, 6088615, 7306338, 8430390, 10959507, 12177230, 14612676, 16860780, 18265845, 21919014, 24354460, 36531690, 43838028, 54797535, 73063380, 109595070, 219190140]

約数ペア:

[(1, 219190140), (2, 109595070), (3, 73063380), (4, 54797535), (5, 43838028), (6, 36531690), (9, 24354460), (10, 21919014), (12, 18265845), (13, 16860780), (15, 14612676), (18, 12177230), (20, 10959507), (26, 8430390), (30, 7306338), (36, 6088615), (39, 5620260), (45, 4870892), (47, 4663620), (52, 4215195), (60, 3653169), (65, 3372156), (78, 2810130), (90, 2435446), (94, 2331810), (117, 1873420), (130, 1686078), (141, 1554540), (156, 1405065), (180, 1217723), (188, 1165905), (195, 1124052), (234, 936710), (235, 932724), (260, 843039), (282, 777270), (390, 562026), (423, 518180), (468, 468355), (470, 466362), (564, 388635), (585, 374684), (611, 358740), (705, 310908), (780, 281013), (846, 259090), (940, 233181), (1170, 187342), (1222, 179370), (1410, 155454), (1692, 129545), (1833, 119580), (1993, 109980), (2115, 103636), (2340, 93671), (2444, 89685), (2820, 77727), (3055, 71748), (3666, 59790), (3986, 54990), (4230, 51818), (5499, 39860), (5979, 36660), (6110, 35874), (7332, 29895), (7972, 27495), (8460, 25909), (9165, 23916), (9965, 21996), (10998, 19930), (11958, 18330), (12220, 17937)]