205345380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8753}}^1$

素因数の和:8805

約数の個数: 96

約数和(自身を含む): 635330304

約数和(自身を除く): 429984924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 30, 34, 46, 51, 60, 68, 69, 85, 92, 102, 115, 138, 170, 204, 230, 255, 276, 340, 345, 391, 460, 510, 690, 782, 1020, 1173, 1380, 1564, 1955, 2346, 3910, 4692, 5865, 7820, 8753, 11730, 17506, 23460, 26259, 35012, 43765, 52518, 87530, 105036, 131295, 148801, 175060, 201319, 262590, 297602, 402638, 446403, 525180, 595204, 603957, 744005, 805276, 892806, 1006595, 1207914, 1488010, 1785612, 2013190, 2232015, 2415828, 2976020, 3019785, 3422423, 4026380, 4464030, 6039570, 6844846, 8928060, 10267269, 12079140, 13689692, 17112115, 20534538, 34224230, 41069076, 51336345, 68448460, 102672690, 205345380]

約数ペア:

[(1, 205345380), (2, 102672690), (3, 68448460), (4, 51336345), (5, 41069076), (6, 34224230), (10, 20534538), (12, 17112115), (15, 13689692), (17, 12079140), (20, 10267269), (23, 8928060), (30, 6844846), (34, 6039570), (46, 4464030), (51, 4026380), (60, 3422423), (68, 3019785), (69, 2976020), (85, 2415828), (92, 2232015), (102, 2013190), (115, 1785612), (138, 1488010), (170, 1207914), (204, 1006595), (230, 892806), (255, 805276), (276, 744005), (340, 603957), (345, 595204), (391, 525180), (460, 446403), (510, 402638), (690, 297602), (782, 262590), (1020, 201319), (1173, 175060), (1380, 148801), (1564, 131295), (1955, 105036), (2346, 87530), (3910, 52518), (4692, 43765), (5865, 35012), (7820, 26259), (8753, 23460), (11730, 17506)]