13238820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:127

約数の個数: 216

約数和(自身を含む): 49795200

約数和(自身を除く): 36556380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 49, 57, 60, 63, 70, 76, 79, 84, 90, 95, 98, 105, 114, 126, 133, 140, 147, 158, 171, 180, 190, 196, 210, 228, 237, 245, 252, 266, 285, 294, 315, 316, 342, 380, 395, 399, 420, 441, 474, 490, 532, 553, 570, 588, 630, 665, 684, 711, 735, 790, 798, 855, 882, 931, 948, 980, 1106, 1140, 1185, 1197, 1260, 1330, 1422, 1470, 1501, 1580, 1596, 1659, 1710, 1764, 1862, 1995, 2205, 2212, 2370, 2394, 2660, 2765, 2793, 2844, 2940, 3002, 3318, 3420, 3555, 3724, 3871, 3990, 4410, 4503, 4655, 4740, 4788, 4977, 5530, 5586, 5985, 6004, 6636, 7110, 7505, 7742, 7980, 8295, 8379, 8820, 9006, 9310, 9954, 10507, 11060, 11172, 11613, 11970, 13509, 13965, 14220, 15010, 15484, 16590, 16758, 18012, 18620, 19355, 19908, 21014, 22515, 23226, 23940, 24885, 27018, 27930, 30020, 31521, 33180, 33516, 34839, 38710, 41895, 42028, 45030, 46452, 49770, 52535, 54036, 55860, 58065, 63042, 67545, 69678, 73549, 77420, 83790, 90060, 94563, 99540, 105070, 116130, 126084, 135090, 139356, 147098, 157605, 167580, 174195, 189126, 210140, 220647, 232260, 270180, 294196, 315210, 348390, 367745, 378252, 441294, 472815, 630420, 661941, 696780, 735490, 882588, 945630, 1103235, 1323882, 1470980, 1891260, 2206470, 2647764, 3309705, 4412940, 6619410, 13238820]

約数ペア:

[(1, 13238820), (2, 6619410), (3, 4412940), (4, 3309705), (5, 2647764), (6, 2206470), (7, 1891260), (9, 1470980), (10, 1323882), (12, 1103235), (14, 945630), (15, 882588), (18, 735490), (19, 696780), (20, 661941), (21, 630420), (28, 472815), (30, 441294), (35, 378252), (36, 367745), (38, 348390), (42, 315210), (45, 294196), (49, 270180), (57, 232260), (60, 220647), (63, 210140), (70, 189126), (76, 174195), (79, 167580), (84, 157605), (90, 147098), (95, 139356), (98, 135090), (105, 126084), (114, 116130), (126, 105070), (133, 99540), (140, 94563), (147, 90060), (158, 83790), (171, 77420), (180, 73549), (190, 69678), (196, 67545), (210, 63042), (228, 58065), (237, 55860), (245, 54036), (252, 52535), (266, 49770), (285, 46452), (294, 45030), (315, 42028), (316, 41895), (342, 38710), (380, 34839), (395, 33516), (399, 33180), (420, 31521), (441, 30020), (474, 27930), (490, 27018), (532, 24885), (553, 23940), (570, 23226), (588, 22515), (630, 21014), (665, 19908), (684, 19355), (711, 18620), (735, 18012), (790, 16758), (798, 16590), (855, 15484), (882, 15010), (931, 14220), (948, 13965), (980, 13509), (1106, 11970), (1140, 11613), (1185, 11172), (1197, 11060), (1260, 10507), (1330, 9954), (1422, 9310), (1470, 9006), (1501, 8820), (1580, 8379), (1596, 8295), (1659, 7980), (1710, 7742), (1764, 7505), (1862, 7110), (1995, 6636), (2205, 6004), (2212, 5985), (2370, 5586), (2394, 5530), (2660, 4977), (2765, 4788), (2793, 4740), (2844, 4655), (2940, 4503), (3002, 4410), (3318, 3990), (3420, 3871), (3555, 3724)]