30220260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{541}}^1$

素因数の和:586

約数の個数: 144

約数和(自身を含む): 103803840

約数和(自身を除く): 73583580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 541, 570, 588, 665, 735, 798, 931, 980, 1082, 1140, 1330, 1470, 1596, 1623, 1862, 1995, 2164, 2660, 2705, 2793, 2940, 3246, 3724, 3787, 3990, 4655, 5410, 5586, 6492, 7574, 7980, 8115, 9310, 10279, 10820, 11172, 11361, 13965, 15148, 16230, 18620, 18935, 20558, 22722, 26509, 27930, 30837, 32460, 37870, 41116, 45444, 51395, 53018, 55860, 56805, 61674, 71953, 75740, 79527, 102790, 106036, 113610, 123348, 132545, 143906, 154185, 159054, 205580, 215859, 227220, 265090, 287812, 308370, 318108, 359765, 397635, 431718, 503671, 530180, 616740, 719530, 795270, 863436, 1007342, 1079295, 1439060, 1511013, 1590540, 2014684, 2158590, 2518355, 3022026, 4317180, 5036710, 6044052, 7555065, 10073420, 15110130, 30220260]

約数ペア:

[(1, 30220260), (2, 15110130), (3, 10073420), (4, 7555065), (5, 6044052), (6, 5036710), (7, 4317180), (10, 3022026), (12, 2518355), (14, 2158590), (15, 2014684), (19, 1590540), (20, 1511013), (21, 1439060), (28, 1079295), (30, 1007342), (35, 863436), (38, 795270), (42, 719530), (49, 616740), (57, 530180), (60, 503671), (70, 431718), (76, 397635), (84, 359765), (95, 318108), (98, 308370), (105, 287812), (114, 265090), (133, 227220), (140, 215859), (147, 205580), (190, 159054), (196, 154185), (210, 143906), (228, 132545), (245, 123348), (266, 113610), (285, 106036), (294, 102790), (380, 79527), (399, 75740), (420, 71953), (490, 61674), (532, 56805), (541, 55860), (570, 53018), (588, 51395), (665, 45444), (735, 41116), (798, 37870), (931, 32460), (980, 30837), (1082, 27930), (1140, 26509), (1330, 22722), (1470, 20558), (1596, 18935), (1623, 18620), (1862, 16230), (1995, 15148), (2164, 13965), (2660, 11361), (2705, 11172), (2793, 10820), (2940, 10279), (3246, 9310), (3724, 8115), (3787, 7980), (3990, 7574), (4655, 6492), (5410, 5586)]