212247720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:552

約数の個数: 192

約数和(自身を含む): 741312000

約数和(自身を除く): 529064280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 79, 85, 90, 102, 120, 136, 153, 158, 170, 180, 204, 237, 255, 306, 316, 340, 360, 395, 408, 439, 474, 510, 612, 632, 680, 711, 765, 790, 878, 948, 1020, 1185, 1224, 1317, 1343, 1422, 1530, 1580, 1756, 1896, 2040, 2195, 2370, 2634, 2686, 2844, 3060, 3160, 3512, 3555, 3951, 4029, 4390, 4740, 5268, 5372, 5688, 6120, 6585, 6715, 7110, 7463, 7902, 8058, 8780, 9480, 10536, 10744, 12087, 13170, 13430, 14220, 14926, 15804, 16116, 17560, 19755, 20145, 22389, 24174, 26340, 26860, 28440, 29852, 31608, 32232, 34681, 37315, 39510, 40290, 44778, 48348, 52680, 53720, 59704, 60435, 67167, 69362, 74630, 79020, 80580, 89556, 96696, 104043, 111945, 120870, 134334, 138724, 149260, 158040, 161160, 173405, 179112, 208086, 223890, 241740, 268668, 277448, 298520, 312129, 335835, 346810, 416172, 447780, 483480, 520215, 537336, 589577, 624258, 671670, 693620, 832344, 895560, 1040430, 1179154, 1248516, 1343340, 1387240, 1560645, 1768731, 2080860, 2358308, 2497032, 2686680, 2947885, 3121290, 3537462, 4161720, 4716616, 5306193, 5895770, 6242580, 7074924, 8843655, 10612386, 11791540, 12485160, 14149848, 17687310, 21224772, 23583080, 26530965, 35374620, 42449544, 53061930, 70749240, 106123860, 212247720]

約数ペア:

[(1, 212247720), (2, 106123860), (3, 70749240), (4, 53061930), (5, 42449544), (6, 35374620), (8, 26530965), (9, 23583080), (10, 21224772), (12, 17687310), (15, 14149848), (17, 12485160), (18, 11791540), (20, 10612386), (24, 8843655), (30, 7074924), (34, 6242580), (36, 5895770), (40, 5306193), (45, 4716616), (51, 4161720), (60, 3537462), (68, 3121290), (72, 2947885), (79, 2686680), (85, 2497032), (90, 2358308), (102, 2080860), (120, 1768731), (136, 1560645), (153, 1387240), (158, 1343340), (170, 1248516), (180, 1179154), (204, 1040430), (237, 895560), (255, 832344), (306, 693620), (316, 671670), (340, 624258), (360, 589577), (395, 537336), (408, 520215), (439, 483480), (474, 447780), (510, 416172), (612, 346810), (632, 335835), (680, 312129), (711, 298520), (765, 277448), (790, 268668), (878, 241740), (948, 223890), (1020, 208086), (1185, 179112), (1224, 173405), (1317, 161160), (1343, 158040), (1422, 149260), (1530, 138724), (1580, 134334), (1756, 120870), (1896, 111945), (2040, 104043), (2195, 96696), (2370, 89556), (2634, 80580), (2686, 79020), (2844, 74630), (3060, 69362), (3160, 67167), (3512, 60435), (3555, 59704), (3951, 53720), (4029, 52680), (4390, 48348), (4740, 44778), (5268, 40290), (5372, 39510), (5688, 37315), (6120, 34681), (6585, 32232), (6715, 31608), (7110, 29852), (7463, 28440), (7902, 26860), (8058, 26340), (8780, 24174), (9480, 22389), (10536, 20145), (10744, 19755), (12087, 17560), (13170, 16116), (13430, 15804), (14220, 14926)]