669780180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{41809}}^1$

素因数の和:41913

約数の個数: 72

約数和(自身を含む): 2054543400

約数和(自身を除く): 1384763220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 5340, 8010, 16020, 41809, 83618, 125427, 167236, 209045, 250854, 376281, 418090, 501708, 627135, 752562, 836180, 1254270, 1505124, 1881405, 2508540, 3721001, 3762810, 7442002, 7525620, 11163003, 14884004, 18605005, 22326006, 33489009, 37210010, 44652012, 55815015, 66978018, 74420020, 111630030, 133956036, 167445045, 223260060, 334890090, 669780180]

約数ペア:

[(1, 669780180), (2, 334890090), (3, 223260060), (4, 167445045), (5, 133956036), (6, 111630030), (9, 74420020), (10, 66978018), (12, 55815015), (15, 44652012), (18, 37210010), (20, 33489009), (30, 22326006), (36, 18605005), (45, 14884004), (60, 11163003), (89, 7525620), (90, 7442002), (178, 3762810), (180, 3721001), (267, 2508540), (356, 1881405), (445, 1505124), (534, 1254270), (801, 836180), (890, 752562), (1068, 627135), (1335, 501708), (1602, 418090), (1780, 376281), (2670, 250854), (3204, 209045), (4005, 167236), (5340, 125427), (8010, 83618), (16020, 41809)]