281223090

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:238

約数の個数: 160

約数和(自身を含む): 790352640

約数和(自身を除く): 509129550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 81, 83, 89, 90, 94, 135, 141, 162, 166, 178, 235, 249, 267, 270, 282, 405, 415, 423, 445, 470, 498, 534, 705, 747, 801, 810, 830, 846, 890, 1245, 1269, 1335, 1410, 1494, 1602, 2115, 2241, 2403, 2490, 2538, 2670, 3735, 3807, 3901, 4005, 4183, 4230, 4482, 4806, 6345, 6723, 7209, 7387, 7470, 7614, 7802, 8010, 8366, 11205, 11703, 12015, 12549, 12690, 13446, 14418, 14774, 19035, 19505, 20915, 22161, 22410, 23406, 24030, 25098, 33615, 35109, 36045, 36935, 37647, 38070, 39010, 41830, 44322, 58515, 62745, 66483, 67230, 70218, 72090, 73870, 75294, 105327, 110805, 112941, 117030, 125490, 132966, 175545, 188235, 199449, 210654, 221610, 225882, 315981, 332415, 338823, 347189, 351090, 376470, 398898, 526635, 564705, 598347, 631962, 664830, 677646, 694378, 997245, 1041567, 1053270, 1129410, 1196694, 1579905, 1694115, 1735945, 1994490, 2083134, 2991735, 3124701, 3159810, 3388230, 3471890, 5207835, 5983470, 6249402, 9374103, 10415670, 15623505, 18748206, 28122309, 31247010, 46870515, 56244618, 93741030, 140611545, 281223090]

約数ペア:

[(1, 281223090), (2, 140611545), (3, 93741030), (5, 56244618), (6, 46870515), (9, 31247010), (10, 28122309), (15, 18748206), (18, 15623505), (27, 10415670), (30, 9374103), (45, 6249402), (47, 5983470), (54, 5207835), (81, 3471890), (83, 3388230), (89, 3159810), (90, 3124701), (94, 2991735), (135, 2083134), (141, 1994490), (162, 1735945), (166, 1694115), (178, 1579905), (235, 1196694), (249, 1129410), (267, 1053270), (270, 1041567), (282, 997245), (405, 694378), (415, 677646), (423, 664830), (445, 631962), (470, 598347), (498, 564705), (534, 526635), (705, 398898), (747, 376470), (801, 351090), (810, 347189), (830, 338823), (846, 332415), (890, 315981), (1245, 225882), (1269, 221610), (1335, 210654), (1410, 199449), (1494, 188235), (1602, 175545), (2115, 132966), (2241, 125490), (2403, 117030), (2490, 112941), (2538, 110805), (2670, 105327), (3735, 75294), (3807, 73870), (3901, 72090), (4005, 70218), (4183, 67230), (4230, 66483), (4482, 62745), (4806, 58515), (6345, 44322), (6723, 41830), (7209, 39010), (7387, 38070), (7470, 37647), (7614, 36935), (7802, 36045), (8010, 35109), (8366, 33615), (11205, 25098), (11703, 24030), (12015, 23406), (12549, 22410), (12690, 22161), (13446, 20915), (14418, 19505), (14774, 19035)]