219511620

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:133

約数の個数: 216

約数和(自身を含む): 728687232

約数和(自身を除く): 509175612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 47, 54, 60, 62, 81, 90, 93, 94, 108, 124, 135, 141, 155, 162, 180, 186, 188, 235, 243, 270, 279, 282, 310, 324, 372, 405, 423, 465, 470, 486, 540, 558, 564, 620, 705, 810, 837, 846, 930, 940, 961, 972, 1116, 1215, 1269, 1395, 1410, 1457, 1620, 1674, 1692, 1860, 1922, 2115, 2430, 2511, 2538, 2790, 2820, 2883, 2914, 3348, 3807, 3844, 4185, 4230, 4371, 4805, 4860, 5022, 5076, 5580, 5766, 5828, 6345, 7285, 7533, 7614, 8370, 8460, 8649, 8742, 9610, 10044, 11421, 11532, 12555, 12690, 13113, 14415, 14570, 15066, 15228, 16740, 17298, 17484, 19035, 19220, 21855, 22842, 25110, 25380, 25947, 26226, 28830, 29140, 30132, 34596, 37665, 38070, 39339, 43245, 43710, 45167, 45684, 50220, 51894, 52452, 57105, 57660, 65565, 75330, 76140, 77841, 78678, 86490, 87420, 90334, 103788, 114210, 118017, 129735, 131130, 135501, 150660, 155682, 157356, 172980, 180668, 196695, 225835, 228420, 233523, 236034, 259470, 262260, 271002, 311364, 354051, 389205, 393390, 406503, 451670, 467046, 472068, 518940, 542004, 590085, 677505, 708102, 778410, 786780, 813006, 903340, 934092, 1167615, 1180170, 1219509, 1355010, 1416204, 1556820, 1626012, 1770255, 2032515, 2335230, 2360340, 2439018, 2710020, 3540510, 3658527, 4065030, 4670460, 4878036, 6097545, 7081020, 7317054, 8130060, 10975581, 12195090, 14634108, 18292635, 21951162, 24390180, 36585270, 43902324, 54877905, 73170540, 109755810, 219511620]

約数ペア:

[(1, 219511620), (2, 109755810), (3, 73170540), (4, 54877905), (5, 43902324), (6, 36585270), (9, 24390180), (10, 21951162), (12, 18292635), (15, 14634108), (18, 12195090), (20, 10975581), (27, 8130060), (30, 7317054), (31, 7081020), (36, 6097545), (45, 4878036), (47, 4670460), (54, 4065030), (60, 3658527), (62, 3540510), (81, 2710020), (90, 2439018), (93, 2360340), (94, 2335230), (108, 2032515), (124, 1770255), (135, 1626012), (141, 1556820), (155, 1416204), (162, 1355010), (180, 1219509), (186, 1180170), (188, 1167615), (235, 934092), (243, 903340), (270, 813006), (279, 786780), (282, 778410), (310, 708102), (324, 677505), (372, 590085), (405, 542004), (423, 518940), (465, 472068), (470, 467046), (486, 451670), (540, 406503), (558, 393390), (564, 389205), (620, 354051), (705, 311364), (810, 271002), (837, 262260), (846, 259470), (930, 236034), (940, 233523), (961, 228420), (972, 225835), (1116, 196695), (1215, 180668), (1269, 172980), (1395, 157356), (1410, 155682), (1457, 150660), (1620, 135501), (1674, 131130), (1692, 129735), (1860, 118017), (1922, 114210), (2115, 103788), (2430, 90334), (2511, 87420), (2538, 86490), (2790, 78678), (2820, 77841), (2883, 76140), (2914, 75330), (3348, 65565), (3807, 57660), (3844, 57105), (4185, 52452), (4230, 51894), (4371, 50220), (4805, 45684), (4860, 45167), (5022, 43710), (5076, 43245), (5580, 39339), (5766, 38070), (5828, 37665), (6345, 34596), (7285, 30132), (7533, 29140), (7614, 28830), (8370, 26226), (8460, 25947), (8649, 25380), (8742, 25110), (9610, 22842), (10044, 21855), (11421, 19220), (11532, 19035), (12555, 17484), (12690, 17298), (13113, 16740), (14415, 15228), (14570, 15066)]