189936540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:169

約数の個数: 216

約数和(自身を含む): 632399040

約数和(自身を除く): 442462500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 37, 38, 45, 57, 60, 74, 76, 79, 90, 95, 111, 114, 148, 158, 171, 180, 185, 190, 222, 228, 237, 285, 316, 333, 342, 361, 370, 380, 395, 444, 474, 555, 570, 666, 684, 703, 711, 722, 740, 790, 855, 948, 1083, 1110, 1140, 1185, 1332, 1406, 1422, 1444, 1501, 1580, 1665, 1710, 1805, 2109, 2166, 2220, 2370, 2812, 2844, 2923, 3002, 3249, 3330, 3420, 3515, 3555, 3610, 4218, 4332, 4503, 4740, 5415, 5846, 6004, 6327, 6498, 6660, 7030, 7110, 7220, 7505, 8436, 8769, 9006, 10545, 10830, 11692, 12654, 12996, 13357, 13509, 14060, 14220, 14615, 15010, 16245, 17538, 18012, 21090, 21660, 22515, 25308, 26307, 26714, 27018, 28519, 29230, 30020, 31635, 32490, 35076, 40071, 42180, 43845, 45030, 52614, 53428, 54036, 55537, 57038, 58460, 63270, 64980, 66785, 67545, 80142, 85557, 87690, 90060, 105228, 111074, 114076, 120213, 126540, 131535, 133570, 135090, 142595, 160284, 166611, 171114, 175380, 200355, 222148, 240426, 256671, 263070, 267140, 270180, 277685, 285190, 333222, 342228, 400710, 427785, 480852, 499833, 513342, 526140, 555370, 570380, 601065, 666444, 801420, 833055, 855570, 999666, 1026684, 1055203, 1110740, 1202130, 1283355, 1666110, 1711140, 1999332, 2110406, 2404260, 2499165, 2566710, 3165609, 3332220, 4220812, 4998330, 5133420, 5276015, 6331218, 9496827, 9996660, 10552030, 12662436, 15828045, 18993654, 21104060, 31656090, 37987308, 47484135, 63312180, 94968270, 189936540]

約数ペア:

[(1, 189936540), (2, 94968270), (3, 63312180), (4, 47484135), (5, 37987308), (6, 31656090), (9, 21104060), (10, 18993654), (12, 15828045), (15, 12662436), (18, 10552030), (19, 9996660), (20, 9496827), (30, 6331218), (36, 5276015), (37, 5133420), (38, 4998330), (45, 4220812), (57, 3332220), (60, 3165609), (74, 2566710), (76, 2499165), (79, 2404260), (90, 2110406), (95, 1999332), (111, 1711140), (114, 1666110), (148, 1283355), (158, 1202130), (171, 1110740), (180, 1055203), (185, 1026684), (190, 999666), (222, 855570), (228, 833055), (237, 801420), (285, 666444), (316, 601065), (333, 570380), (342, 555370), (361, 526140), (370, 513342), (380, 499833), (395, 480852), (444, 427785), (474, 400710), (555, 342228), (570, 333222), (666, 285190), (684, 277685), (703, 270180), (711, 267140), (722, 263070), (740, 256671), (790, 240426), (855, 222148), (948, 200355), (1083, 175380), (1110, 171114), (1140, 166611), (1185, 160284), (1332, 142595), (1406, 135090), (1422, 133570), (1444, 131535), (1501, 126540), (1580, 120213), (1665, 114076), (1710, 111074), (1805, 105228), (2109, 90060), (2166, 87690), (2220, 85557), (2370, 80142), (2812, 67545), (2844, 66785), (2923, 64980), (3002, 63270), (3249, 58460), (3330, 57038), (3420, 55537), (3515, 54036), (3555, 53428), (3610, 52614), (4218, 45030), (4332, 43845), (4503, 42180), (4740, 40071), (5415, 35076), (5846, 32490), (6004, 31635), (6327, 30020), (6498, 29230), (6660, 28519), (7030, 27018), (7110, 26714), (7220, 26307), (7505, 25308), (8436, 22515), (8769, 21660), (9006, 21090), (10545, 18012), (10830, 17538), (11692, 16245), (12654, 15010), (12996, 14615), (13357, 14220), (13509, 14060)]