161620020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{52817}}^1$

素因数の和:52849

約数の個数: 72

約数和(自身を含む): 519095304

約数和(自身を除く): 357475284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 52817, 105634, 158451, 211268, 264085, 316902, 475353, 528170, 633804, 792255, 897889, 950706, 1056340, 1584510, 1795778, 1901412, 2376765, 2693667, 3169020, 3591556, 4489445, 4753530, 5387334, 8081001, 8978890, 9507060, 10774668, 13468335, 16162002, 17957780, 26936670, 32324004, 40405005, 53873340, 80810010, 161620020]

約数ペア:

[(1, 161620020), (2, 80810010), (3, 53873340), (4, 40405005), (5, 32324004), (6, 26936670), (9, 17957780), (10, 16162002), (12, 13468335), (15, 10774668), (17, 9507060), (18, 8978890), (20, 8081001), (30, 5387334), (34, 4753530), (36, 4489445), (45, 3591556), (51, 3169020), (60, 2693667), (68, 2376765), (85, 1901412), (90, 1795778), (102, 1584510), (153, 1056340), (170, 950706), (180, 897889), (204, 792255), (255, 633804), (306, 528170), (340, 475353), (510, 316902), (612, 264085), (765, 211268), (1020, 158451), (1530, 105634), (3060, 52817)]