202917780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5101}}^1$

素因数の和:5146

約数の個数: 144

約数和(自身を含む): 701994384

約数和(自身を除く): 499076604

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, 1989, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 5101, 6630, 7956, 9945, 10202, 13260, 15303, 19890, 20404, 25505, 30606, 39780, 45909, 51010, 61212, 66313, 76515, 86717, 91818, 102020, 132626, 153030, 173434, 183636, 198939, 229545, 260151, 265252, 306060, 331565, 346868, 397878, 433585, 459090, 520302, 596817, 663130, 780453, 795756, 867170, 918180, 994695, 1040604, 1127321, 1193634, 1300755, 1326260, 1560906, 1734340, 1989390, 2254642, 2387268, 2601510, 2984085, 3121812, 3381963, 3902265, 3978780, 4509284, 5203020, 5636605, 5968170, 6763926, 7804530, 10145889, 11273210, 11936340, 13527852, 15609060, 16909815, 20291778, 22546420, 33819630, 40583556, 50729445, 67639260, 101458890, 202917780]

約数ペア:

[(1, 202917780), (2, 101458890), (3, 67639260), (4, 50729445), (5, 40583556), (6, 33819630), (9, 22546420), (10, 20291778), (12, 16909815), (13, 15609060), (15, 13527852), (17, 11936340), (18, 11273210), (20, 10145889), (26, 7804530), (30, 6763926), (34, 5968170), (36, 5636605), (39, 5203020), (45, 4509284), (51, 3978780), (52, 3902265), (60, 3381963), (65, 3121812), (68, 2984085), (78, 2601510), (85, 2387268), (90, 2254642), (102, 1989390), (117, 1734340), (130, 1560906), (153, 1326260), (156, 1300755), (170, 1193634), (180, 1127321), (195, 1040604), (204, 994695), (221, 918180), (234, 867170), (255, 795756), (260, 780453), (306, 663130), (340, 596817), (390, 520302), (442, 459090), (468, 433585), (510, 397878), (585, 346868), (612, 331565), (663, 306060), (765, 265252), (780, 260151), (884, 229545), (1020, 198939), (1105, 183636), (1170, 173434), (1326, 153030), (1530, 132626), (1989, 102020), (2210, 91818), (2340, 86717), (2652, 76515), (3060, 66313), (3315, 61212), (3978, 51010), (4420, 45909), (5101, 39780), (6630, 30606), (7956, 25505), (9945, 20404), (10202, 19890), (13260, 15303)]