179945640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{101}}^2$

素因数の和:233

約数の個数: 216

約数和(自身を含む): 687107070

約数和(自身を除く): 507161430

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 101, 105, 120, 126, 140, 147, 168, 180, 196, 202, 210, 245, 252, 280, 294, 303, 315, 360, 392, 404, 420, 441, 490, 504, 505, 588, 606, 630, 707, 735, 808, 840, 882, 909, 980, 1010, 1176, 1212, 1260, 1414, 1470, 1515, 1764, 1818, 1960, 2020, 2121, 2205, 2424, 2520, 2828, 2940, 3030, 3528, 3535, 3636, 4040, 4242, 4410, 4545, 4949, 5656, 5880, 6060, 6363, 7070, 7272, 8484, 8820, 9090, 9898, 10201, 10605, 12120, 12726, 14140, 14847, 16968, 17640, 18180, 19796, 20402, 21210, 24745, 25452, 28280, 29694, 30603, 31815, 36360, 39592, 40804, 42420, 44541, 49490, 50904, 51005, 59388, 61206, 63630, 71407, 74235, 81608, 84840, 89082, 91809, 98980, 102010, 118776, 122412, 127260, 142814, 148470, 153015, 178164, 183618, 197960, 204020, 214221, 222705, 244824, 254520, 285628, 296940, 306030, 356328, 357035, 367236, 408040, 428442, 445410, 459045, 499849, 571256, 593880, 612060, 642663, 714070, 734472, 856884, 890820, 918090, 999698, 1071105, 1224120, 1285326, 1428140, 1499547, 1713768, 1781640, 1836180, 1999396, 2142210, 2499245, 2570652, 2856280, 2999094, 3213315, 3672360, 3998792, 4284420, 4498641, 4998490, 5141304, 5998188, 6426630, 7497735, 8568840, 8997282, 9996980, 11996376, 12853260, 14995470, 17994564, 19993960, 22493205, 25706520, 29990940, 35989128, 44986410, 59981880, 89972820, 179945640]

約数ペア:

[(1, 179945640), (2, 89972820), (3, 59981880), (4, 44986410), (5, 35989128), (6, 29990940), (7, 25706520), (8, 22493205), (9, 19993960), (10, 17994564), (12, 14995470), (14, 12853260), (15, 11996376), (18, 9996980), (20, 8997282), (21, 8568840), (24, 7497735), (28, 6426630), (30, 5998188), (35, 5141304), (36, 4998490), (40, 4498641), (42, 4284420), (45, 3998792), (49, 3672360), (56, 3213315), (60, 2999094), (63, 2856280), (70, 2570652), (72, 2499245), (84, 2142210), (90, 1999396), (98, 1836180), (101, 1781640), (105, 1713768), (120, 1499547), (126, 1428140), (140, 1285326), (147, 1224120), (168, 1071105), (180, 999698), (196, 918090), (202, 890820), (210, 856884), (245, 734472), (252, 714070), (280, 642663), (294, 612060), (303, 593880), (315, 571256), (360, 499849), (392, 459045), (404, 445410), (420, 428442), (441, 408040), (490, 367236), (504, 357035), (505, 356328), (588, 306030), (606, 296940), (630, 285628), (707, 254520), (735, 244824), (808, 222705), (840, 214221), (882, 204020), (909, 197960), (980, 183618), (1010, 178164), (1176, 153015), (1212, 148470), (1260, 142814), (1414, 127260), (1470, 122412), (1515, 118776), (1764, 102010), (1818, 98980), (1960, 91809), (2020, 89082), (2121, 84840), (2205, 81608), (2424, 74235), (2520, 71407), (2828, 63630), (2940, 61206), (3030, 59388), (3528, 51005), (3535, 50904), (3636, 49490), (4040, 44541), (4242, 42420), (4410, 40804), (4545, 39592), (4949, 36360), (5656, 31815), (5880, 30603), (6060, 29694), (6363, 28280), (7070, 25452), (7272, 24745), (8484, 21210), (8820, 20402), (9090, 19796), (9898, 18180), (10201, 17640), (10605, 16968), (12120, 14847), (12726, 14140)]