220696020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1373}}^1$

素因数の和:1454

約数の個数: 144

約数和(自身を含む): 720195840

約数和(自身を除く): 499499820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 47, 57, 60, 76, 90, 94, 95, 114, 141, 171, 180, 188, 190, 228, 235, 282, 285, 342, 380, 423, 470, 564, 570, 684, 705, 846, 855, 893, 940, 1140, 1373, 1410, 1692, 1710, 1786, 2115, 2679, 2746, 2820, 3420, 3572, 4119, 4230, 4465, 5358, 5492, 6865, 8037, 8238, 8460, 8930, 10716, 12357, 13395, 13730, 16074, 16476, 17860, 20595, 24714, 26087, 26790, 27460, 32148, 40185, 41190, 49428, 52174, 53580, 61785, 64531, 78261, 80370, 82380, 104348, 123570, 129062, 130435, 156522, 160740, 193593, 234783, 247140, 258124, 260870, 313044, 322655, 387186, 391305, 469566, 521740, 580779, 645310, 774372, 782610, 939132, 967965, 1161558, 1173915, 1226089, 1290620, 1565220, 1935930, 2323116, 2347830, 2452178, 2903895, 3678267, 3871860, 4695660, 4904356, 5807790, 6130445, 7356534, 11034801, 11615580, 12260890, 14713068, 18391335, 22069602, 24521780, 36782670, 44139204, 55174005, 73565340, 110348010, 220696020]

約数ペア:

[(1, 220696020), (2, 110348010), (3, 73565340), (4, 55174005), (5, 44139204), (6, 36782670), (9, 24521780), (10, 22069602), (12, 18391335), (15, 14713068), (18, 12260890), (19, 11615580), (20, 11034801), (30, 7356534), (36, 6130445), (38, 5807790), (45, 4904356), (47, 4695660), (57, 3871860), (60, 3678267), (76, 2903895), (90, 2452178), (94, 2347830), (95, 2323116), (114, 1935930), (141, 1565220), (171, 1290620), (180, 1226089), (188, 1173915), (190, 1161558), (228, 967965), (235, 939132), (282, 782610), (285, 774372), (342, 645310), (380, 580779), (423, 521740), (470, 469566), (564, 391305), (570, 387186), (684, 322655), (705, 313044), (846, 260870), (855, 258124), (893, 247140), (940, 234783), (1140, 193593), (1373, 160740), (1410, 156522), (1692, 130435), (1710, 129062), (1786, 123570), (2115, 104348), (2679, 82380), (2746, 80370), (2820, 78261), (3420, 64531), (3572, 61785), (4119, 53580), (4230, 52174), (4465, 49428), (5358, 41190), (5492, 40185), (6865, 32148), (8037, 27460), (8238, 26790), (8460, 26087), (8930, 24714), (10716, 20595), (12357, 17860), (13395, 16476), (13730, 16074)]