311649780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1237}}^1$

素因数の和:1298

約数の個数: 192

約数和(自身を含む): 1048239360

約数和(自身を除く): 736589580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 19, 20, 26, 30, 34, 38, 39, 51, 52, 57, 60, 65, 68, 76, 78, 85, 95, 102, 114, 130, 156, 170, 190, 195, 204, 221, 228, 247, 255, 260, 285, 323, 340, 380, 390, 442, 494, 510, 570, 646, 663, 741, 780, 884, 969, 988, 1020, 1105, 1140, 1235, 1237, 1292, 1326, 1482, 1615, 1938, 2210, 2470, 2474, 2652, 2964, 3230, 3315, 3705, 3711, 3876, 4199, 4420, 4845, 4940, 4948, 6185, 6460, 6630, 7410, 7422, 8398, 9690, 12370, 12597, 13260, 14820, 14844, 16081, 16796, 18555, 19380, 20995, 21029, 23503, 24740, 25194, 32162, 37110, 41990, 42058, 47006, 48243, 50388, 62985, 63087, 64324, 70509, 74220, 80405, 83980, 84116, 94012, 96486, 105145, 117515, 125970, 126174, 141018, 160810, 192972, 210290, 235030, 241215, 251940, 252348, 273377, 282036, 305539, 315435, 321620, 352545, 399551, 420580, 470060, 482430, 546754, 611078, 630870, 705090, 799102, 820131, 916617, 964860, 1093508, 1198653, 1222156, 1261740, 1366885, 1410180, 1527695, 1598204, 1640262, 1833234, 1997755, 2397306, 2733770, 3055390, 3280524, 3666468, 3995510, 4100655, 4583085, 4794612, 5194163, 5467540, 5993265, 6110780, 7991020, 8201310, 9166170, 10388326, 11986530, 15582489, 16402620, 18332340, 20776652, 23973060, 25970815, 31164978, 51941630, 62329956, 77912445, 103883260, 155824890, 311649780]

約数ペア:

[(1, 311649780), (2, 155824890), (3, 103883260), (4, 77912445), (5, 62329956), (6, 51941630), (10, 31164978), (12, 25970815), (13, 23973060), (15, 20776652), (17, 18332340), (19, 16402620), (20, 15582489), (26, 11986530), (30, 10388326), (34, 9166170), (38, 8201310), (39, 7991020), (51, 6110780), (52, 5993265), (57, 5467540), (60, 5194163), (65, 4794612), (68, 4583085), (76, 4100655), (78, 3995510), (85, 3666468), (95, 3280524), (102, 3055390), (114, 2733770), (130, 2397306), (156, 1997755), (170, 1833234), (190, 1640262), (195, 1598204), (204, 1527695), (221, 1410180), (228, 1366885), (247, 1261740), (255, 1222156), (260, 1198653), (285, 1093508), (323, 964860), (340, 916617), (380, 820131), (390, 799102), (442, 705090), (494, 630870), (510, 611078), (570, 546754), (646, 482430), (663, 470060), (741, 420580), (780, 399551), (884, 352545), (969, 321620), (988, 315435), (1020, 305539), (1105, 282036), (1140, 273377), (1235, 252348), (1237, 251940), (1292, 241215), (1326, 235030), (1482, 210290), (1615, 192972), (1938, 160810), (2210, 141018), (2470, 126174), (2474, 125970), (2652, 117515), (2964, 105145), (3230, 96486), (3315, 94012), (3705, 84116), (3711, 83980), (3876, 80405), (4199, 74220), (4420, 70509), (4845, 64324), (4940, 63087), (4948, 62985), (6185, 50388), (6460, 48243), (6630, 47006), (7410, 42058), (7422, 41990), (8398, 37110), (9690, 32162), (12370, 25194), (12597, 24740), (13260, 23503), (14820, 21029), (14844, 20995), (16081, 19380), (16796, 18555)]