228744040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 192

約数和(自身を含む): 649589760

約数和(自身を除く): 420845720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 73, 76, 95, 124, 133, 140, 146, 152, 155, 190, 217, 248, 266, 280, 292, 310, 361, 365, 380, 434, 511, 532, 584, 589, 620, 665, 722, 730, 760, 868, 1022, 1064, 1085, 1178, 1240, 1330, 1387, 1444, 1460, 1736, 1805, 2044, 2170, 2263, 2356, 2527, 2555, 2660, 2774, 2888, 2920, 2945, 3610, 4088, 4123, 4340, 4526, 4712, 5054, 5110, 5320, 5548, 5890, 6935, 7220, 8246, 8680, 9052, 9709, 10108, 10220, 11096, 11191, 11315, 11780, 12635, 13870, 14440, 15841, 16492, 18104, 19418, 20216, 20440, 20615, 22382, 22630, 23560, 25270, 26353, 27740, 31682, 32984, 38836, 41230, 42997, 44764, 45260, 48545, 50540, 52706, 55480, 55955, 63364, 77672, 78337, 79205, 82460, 85994, 89528, 90520, 97090, 101080, 105412, 111910, 126728, 131765, 156674, 158410, 164920, 171988, 184471, 194180, 210824, 214985, 223820, 263530, 300979, 313348, 316820, 343976, 368942, 388360, 391685, 429970, 447640, 527060, 601958, 626696, 633640, 737884, 783370, 816943, 859940, 922355, 1054120, 1203916, 1475768, 1504895, 1566740, 1633886, 1719880, 1844710, 2407832, 3009790, 3133480, 3267772, 3689420, 4084715, 5718601, 6019580, 6535544, 7378840, 8169430, 11437202, 12039160, 16338860, 22874404, 28593005, 32677720, 45748808, 57186010, 114372020, 228744040]

約数ペア:

[(1, 228744040), (2, 114372020), (4, 57186010), (5, 45748808), (7, 32677720), (8, 28593005), (10, 22874404), (14, 16338860), (19, 12039160), (20, 11437202), (28, 8169430), (31, 7378840), (35, 6535544), (38, 6019580), (40, 5718601), (56, 4084715), (62, 3689420), (70, 3267772), (73, 3133480), (76, 3009790), (95, 2407832), (124, 1844710), (133, 1719880), (140, 1633886), (146, 1566740), (152, 1504895), (155, 1475768), (190, 1203916), (217, 1054120), (248, 922355), (266, 859940), (280, 816943), (292, 783370), (310, 737884), (361, 633640), (365, 626696), (380, 601958), (434, 527060), (511, 447640), (532, 429970), (584, 391685), (589, 388360), (620, 368942), (665, 343976), (722, 316820), (730, 313348), (760, 300979), (868, 263530), (1022, 223820), (1064, 214985), (1085, 210824), (1178, 194180), (1240, 184471), (1330, 171988), (1387, 164920), (1444, 158410), (1460, 156674), (1736, 131765), (1805, 126728), (2044, 111910), (2170, 105412), (2263, 101080), (2356, 97090), (2527, 90520), (2555, 89528), (2660, 85994), (2774, 82460), (2888, 79205), (2920, 78337), (2945, 77672), (3610, 63364), (4088, 55955), (4123, 55480), (4340, 52706), (4526, 50540), (4712, 48545), (5054, 45260), (5110, 44764), (5320, 42997), (5548, 41230), (5890, 38836), (6935, 32984), (7220, 31682), (8246, 27740), (8680, 26353), (9052, 25270), (9709, 23560), (10108, 22630), (10220, 22382), (11096, 20615), (11191, 20440), (11315, 20216), (11780, 19418), (12635, 18104), (13870, 16492), (14440, 15841)]