72347220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{599}}^1$

素因数の和:686

約数の個数: 144

約数和(自身を含む): 243734400

約数和(自身を除く): 171387180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 61, 66, 90, 99, 110, 122, 132, 165, 180, 183, 198, 220, 244, 305, 330, 366, 396, 495, 549, 599, 610, 660, 671, 732, 915, 990, 1098, 1198, 1220, 1342, 1797, 1830, 1980, 2013, 2196, 2396, 2684, 2745, 2995, 3355, 3594, 3660, 4026, 5391, 5490, 5990, 6039, 6589, 6710, 7188, 8052, 8985, 10065, 10782, 10980, 11980, 12078, 13178, 13420, 17970, 19767, 20130, 21564, 24156, 26356, 26955, 30195, 32945, 35940, 36539, 39534, 40260, 53910, 59301, 60390, 65890, 73078, 79068, 98835, 107820, 109617, 118602, 120780, 131780, 146156, 182695, 197670, 219234, 237204, 296505, 328851, 365390, 395340, 401929, 438468, 548085, 593010, 657702, 730780, 803858, 1096170, 1186020, 1205787, 1315404, 1607716, 1644255, 2009645, 2192340, 2411574, 3288510, 3617361, 4019290, 4823148, 6028935, 6577020, 7234722, 8038580, 12057870, 14469444, 18086805, 24115740, 36173610, 72347220]

約数ペア:

[(1, 72347220), (2, 36173610), (3, 24115740), (4, 18086805), (5, 14469444), (6, 12057870), (9, 8038580), (10, 7234722), (11, 6577020), (12, 6028935), (15, 4823148), (18, 4019290), (20, 3617361), (22, 3288510), (30, 2411574), (33, 2192340), (36, 2009645), (44, 1644255), (45, 1607716), (55, 1315404), (60, 1205787), (61, 1186020), (66, 1096170), (90, 803858), (99, 730780), (110, 657702), (122, 593010), (132, 548085), (165, 438468), (180, 401929), (183, 395340), (198, 365390), (220, 328851), (244, 296505), (305, 237204), (330, 219234), (366, 197670), (396, 182695), (495, 146156), (549, 131780), (599, 120780), (610, 118602), (660, 109617), (671, 107820), (732, 98835), (915, 79068), (990, 73078), (1098, 65890), (1198, 60390), (1220, 59301), (1342, 53910), (1797, 40260), (1830, 39534), (1980, 36539), (2013, 35940), (2196, 32945), (2396, 30195), (2684, 26955), (2745, 26356), (2995, 24156), (3355, 21564), (3594, 20130), (3660, 19767), (4026, 17970), (5391, 13420), (5490, 13178), (5990, 12078), (6039, 11980), (6589, 10980), (6710, 10782), (7188, 10065), (8052, 8985)]