75621780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1901}}^1$

素因数の和:1946

約数の個数: 144

約数和(自身を含む): 261699984

約数和(自身を除く): 186078204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1901, 1989, 2210, 2340, 2652, 3060, 3315, 3802, 3978, 4420, 5703, 6630, 7604, 7956, 9505, 9945, 11406, 13260, 17109, 19010, 19890, 22812, 24713, 28515, 32317, 34218, 38020, 39780, 49426, 57030, 64634, 68436, 74139, 85545, 96951, 98852, 114060, 123565, 129268, 148278, 161585, 171090, 193902, 222417, 247130, 290853, 296556, 323170, 342180, 370695, 387804, 420121, 444834, 484755, 494260, 581706, 646340, 741390, 840242, 889668, 969510, 1112085, 1163412, 1260363, 1454265, 1482780, 1680484, 1939020, 2100605, 2224170, 2520726, 2908530, 3781089, 4201210, 4448340, 5041452, 5817060, 6301815, 7562178, 8402420, 12603630, 15124356, 18905445, 25207260, 37810890, 75621780]

約数ペア:

[(1, 75621780), (2, 37810890), (3, 25207260), (4, 18905445), (5, 15124356), (6, 12603630), (9, 8402420), (10, 7562178), (12, 6301815), (13, 5817060), (15, 5041452), (17, 4448340), (18, 4201210), (20, 3781089), (26, 2908530), (30, 2520726), (34, 2224170), (36, 2100605), (39, 1939020), (45, 1680484), (51, 1482780), (52, 1454265), (60, 1260363), (65, 1163412), (68, 1112085), (78, 969510), (85, 889668), (90, 840242), (102, 741390), (117, 646340), (130, 581706), (153, 494260), (156, 484755), (170, 444834), (180, 420121), (195, 387804), (204, 370695), (221, 342180), (234, 323170), (255, 296556), (260, 290853), (306, 247130), (340, 222417), (390, 193902), (442, 171090), (468, 161585), (510, 148278), (585, 129268), (612, 123565), (663, 114060), (765, 98852), (780, 96951), (884, 85545), (1020, 74139), (1105, 68436), (1170, 64634), (1326, 57030), (1530, 49426), (1901, 39780), (1989, 38020), (2210, 34218), (2340, 32317), (2652, 28515), (3060, 24713), (3315, 22812), (3802, 19890), (3978, 19010), (4420, 17109), (5703, 13260), (6630, 11406), (7604, 9945), (7956, 9505)]