239920380

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{21157}}^1$

素因数の和:21185

約数の個数: 120

約数和(自身を含む): 860199648

約数和(自身を除く): 620279268

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 21157, 42314, 63471, 84628, 105785, 126942, 148099, 190413, 211570, 253884, 296198, 317355, 380826, 423140, 444297, 571239, 592396, 634710, 740495, 761652, 888594, 952065, 1142478, 1269420, 1332891, 1480990, 1713717, 1777188, 1904130, 2221485, 2284956, 2665782, 2856195, 2961980, 3427434, 3808260, 3998673, 4442970, 5331564, 5712390, 6664455, 6854868, 7997346, 8568585, 8885940, 11424780, 11996019, 13328910, 15994692, 17137170, 19993365, 23992038, 26657820, 34274340, 39986730, 47984076, 59980095, 79973460, 119960190, 239920380]

約数ペア:

[(1, 239920380), (2, 119960190), (3, 79973460), (4, 59980095), (5, 47984076), (6, 39986730), (7, 34274340), (9, 26657820), (10, 23992038), (12, 19993365), (14, 17137170), (15, 15994692), (18, 13328910), (20, 11996019), (21, 11424780), (27, 8885940), (28, 8568585), (30, 7997346), (35, 6854868), (36, 6664455), (42, 5712390), (45, 5331564), (54, 4442970), (60, 3998673), (63, 3808260), (70, 3427434), (81, 2961980), (84, 2856195), (90, 2665782), (105, 2284956), (108, 2221485), (126, 1904130), (135, 1777188), (140, 1713717), (162, 1480990), (180, 1332891), (189, 1269420), (210, 1142478), (252, 952065), (270, 888594), (315, 761652), (324, 740495), (378, 634710), (405, 592396), (420, 571239), (540, 444297), (567, 423140), (630, 380826), (756, 317355), (810, 296198), (945, 253884), (1134, 211570), (1260, 190413), (1620, 148099), (1890, 126942), (2268, 105785), (2835, 84628), (3780, 63471), (5670, 42314), (11340, 21157)]