209899992

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:281

約数の個数: 128

約数和(自身を含む): 576576000

約数和(自身を除く): 366676008

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 41, 57, 76, 82, 103, 109, 114, 123, 152, 164, 206, 218, 228, 246, 309, 327, 328, 412, 436, 456, 492, 618, 654, 779, 824, 872, 984, 1236, 1308, 1558, 1957, 2071, 2337, 2472, 2616, 3116, 3914, 4142, 4223, 4469, 4674, 5871, 6213, 6232, 7828, 8284, 8446, 8938, 9348, 11227, 11742, 12426, 12669, 13407, 15656, 16568, 16892, 17876, 18696, 22454, 23484, 24852, 25338, 26814, 33681, 33784, 35752, 44908, 46968, 49704, 50676, 53628, 67362, 80237, 84911, 89816, 101352, 107256, 134724, 160474, 169822, 213313, 240711, 254733, 269448, 320948, 339644, 426626, 460307, 481422, 509466, 639939, 641896, 679288, 853252, 920614, 962844, 1018932, 1279878, 1380921, 1706504, 1841228, 1925688, 2037864, 2559756, 2761842, 3682456, 5119512, 5523684, 8745833, 11047368, 17491666, 26237499, 34983332, 52474998, 69966664, 104949996, 209899992]

約数ペア:

[(1, 209899992), (2, 104949996), (3, 69966664), (4, 52474998), (6, 34983332), (8, 26237499), (12, 17491666), (19, 11047368), (24, 8745833), (38, 5523684), (41, 5119512), (57, 3682456), (76, 2761842), (82, 2559756), (103, 2037864), (109, 1925688), (114, 1841228), (123, 1706504), (152, 1380921), (164, 1279878), (206, 1018932), (218, 962844), (228, 920614), (246, 853252), (309, 679288), (327, 641896), (328, 639939), (412, 509466), (436, 481422), (456, 460307), (492, 426626), (618, 339644), (654, 320948), (779, 269448), (824, 254733), (872, 240711), (984, 213313), (1236, 169822), (1308, 160474), (1558, 134724), (1957, 107256), (2071, 101352), (2337, 89816), (2472, 84911), (2616, 80237), (3116, 67362), (3914, 53628), (4142, 50676), (4223, 49704), (4469, 46968), (4674, 44908), (5871, 35752), (6213, 33784), (6232, 33681), (7828, 26814), (8284, 25338), (8446, 24852), (8938, 23484), (9348, 22454), (11227, 18696), (11742, 17876), (12426, 16892), (12669, 16568), (13407, 15656)]