231844340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 619799040

約数和(自身を除く): 387954700

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 41, 52, 65, 70, 82, 91, 130, 140, 164, 169, 182, 205, 239, 260, 287, 338, 364, 410, 455, 478, 533, 574, 676, 820, 845, 910, 956, 1066, 1148, 1183, 1195, 1435, 1673, 1690, 1820, 2132, 2366, 2390, 2665, 2870, 3107, 3346, 3380, 3731, 4732, 4780, 5330, 5740, 5915, 6214, 6692, 6929, 7462, 8365, 9799, 10660, 11830, 12428, 13858, 14924, 15535, 16730, 18655, 19598, 21749, 23660, 27716, 31070, 33460, 34645, 37310, 39196, 40391, 43498, 48503, 48995, 62140, 68593, 69290, 74620, 80782, 86996, 97006, 97990, 108745, 127387, 137186, 138580, 161564, 194012, 195980, 201955, 217490, 242515, 254774, 274372, 282737, 342965, 403910, 434980, 485030, 509548, 565474, 636935, 685930, 807820, 891709, 970060, 1130948, 1273870, 1371860, 1413685, 1656031, 1783418, 2547740, 2827370, 3312062, 3566836, 4458545, 5654740, 6624124, 8280155, 8917090, 11592217, 16560310, 17834180, 23184434, 33120620, 46368868, 57961085, 115922170, 231844340]

約数ペア:

[(1, 231844340), (2, 115922170), (4, 57961085), (5, 46368868), (7, 33120620), (10, 23184434), (13, 17834180), (14, 16560310), (20, 11592217), (26, 8917090), (28, 8280155), (35, 6624124), (41, 5654740), (52, 4458545), (65, 3566836), (70, 3312062), (82, 2827370), (91, 2547740), (130, 1783418), (140, 1656031), (164, 1413685), (169, 1371860), (182, 1273870), (205, 1130948), (239, 970060), (260, 891709), (287, 807820), (338, 685930), (364, 636935), (410, 565474), (455, 509548), (478, 485030), (533, 434980), (574, 403910), (676, 342965), (820, 282737), (845, 274372), (910, 254774), (956, 242515), (1066, 217490), (1148, 201955), (1183, 195980), (1195, 194012), (1435, 161564), (1673, 138580), (1690, 137186), (1820, 127387), (2132, 108745), (2366, 97990), (2390, 97006), (2665, 86996), (2870, 80782), (3107, 74620), (3346, 69290), (3380, 68593), (3731, 62140), (4732, 48995), (4780, 48503), (5330, 43498), (5740, 40391), (5915, 39196), (6214, 37310), (6692, 34645), (6929, 33460), (7462, 31070), (8365, 27716), (9799, 23660), (10660, 21749), (11830, 19598), (12428, 18655), (13858, 16730), (14924, 15535)]