1257105420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{8719}}^1$

素因数の和:8829

約数の個数: 120

約数和(自身を含む): 3988353600

約数和(自身を除く): 2731248180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 89, 90, 108, 135, 162, 178, 180, 267, 270, 324, 356, 405, 445, 534, 540, 801, 810, 890, 1068, 1335, 1602, 1620, 1780, 2403, 2670, 3204, 4005, 4806, 5340, 7209, 8010, 8719, 9612, 12015, 14418, 16020, 17438, 24030, 26157, 28836, 34876, 36045, 43595, 48060, 52314, 72090, 78471, 87190, 104628, 130785, 144180, 156942, 174380, 235413, 261570, 313884, 392355, 470826, 523140, 706239, 775991, 784710, 941652, 1177065, 1412478, 1551982, 1569420, 2327973, 2354130, 2824956, 3103964, 3531195, 3879955, 4655946, 4708260, 6983919, 7062390, 7759910, 9311892, 11639865, 13967838, 14124780, 15519820, 20951757, 23279730, 27935676, 34919595, 41903514, 46559460, 62855271, 69839190, 83807028, 104758785, 125710542, 139678380, 209517570, 251421084, 314276355, 419035140, 628552710, 1257105420]

約数ペア:

[(1, 1257105420), (2, 628552710), (3, 419035140), (4, 314276355), (5, 251421084), (6, 209517570), (9, 139678380), (10, 125710542), (12, 104758785), (15, 83807028), (18, 69839190), (20, 62855271), (27, 46559460), (30, 41903514), (36, 34919595), (45, 27935676), (54, 23279730), (60, 20951757), (81, 15519820), (89, 14124780), (90, 13967838), (108, 11639865), (135, 9311892), (162, 7759910), (178, 7062390), (180, 6983919), (267, 4708260), (270, 4655946), (324, 3879955), (356, 3531195), (405, 3103964), (445, 2824956), (534, 2354130), (540, 2327973), (801, 1569420), (810, 1551982), (890, 1412478), (1068, 1177065), (1335, 941652), (1602, 784710), (1620, 775991), (1780, 706239), (2403, 523140), (2670, 470826), (3204, 392355), (4005, 313884), (4806, 261570), (5340, 235413), (7209, 174380), (8010, 156942), (8719, 144180), (9612, 130785), (12015, 104628), (14418, 87190), (16020, 78471), (17438, 72090), (24030, 52314), (26157, 48060), (28836, 43595), (34876, 36045)]