202240395

素因数分解:

$3^5\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 438197760

約数和(自身を除く): 235957365

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 43, 45, 49, 63, 79, 81, 105, 129, 135, 147, 189, 215, 237, 243, 245, 301, 315, 387, 395, 405, 441, 553, 567, 645, 711, 735, 903, 945, 1161, 1185, 1215, 1323, 1505, 1659, 1701, 1935, 2107, 2133, 2205, 2709, 2765, 2835, 3397, 3483, 3555, 3871, 3969, 4515, 4977, 5805, 6321, 6399, 6615, 8127, 8295, 8505, 10191, 10449, 10535, 10665, 11613, 11907, 13545, 14931, 16985, 17415, 18963, 19197, 19355, 19845, 23779, 24381, 24885, 30573, 31605, 31995, 34839, 40635, 44793, 50955, 52245, 56889, 58065, 59535, 71337, 73143, 74655, 91719, 94815, 95985, 104517, 118895, 121905, 134379, 152865, 166453, 170667, 174195, 214011, 223965, 275157, 284445, 313551, 356685, 365715, 458595, 499359, 512001, 522585, 642033, 671895, 825471, 832265, 853335, 940653, 1070055, 1375785, 1498077, 1567755, 1926099, 2496795, 2560005, 3210165, 4127355, 4494231, 4703265, 5778297, 7490385, 9630495, 13482693, 22471155, 28891485, 40448079, 67413465, 202240395]

約数ペア:

[(1, 202240395), (3, 67413465), (5, 40448079), (7, 28891485), (9, 22471155), (15, 13482693), (21, 9630495), (27, 7490385), (35, 5778297), (43, 4703265), (45, 4494231), (49, 4127355), (63, 3210165), (79, 2560005), (81, 2496795), (105, 1926099), (129, 1567755), (135, 1498077), (147, 1375785), (189, 1070055), (215, 940653), (237, 853335), (243, 832265), (245, 825471), (301, 671895), (315, 642033), (387, 522585), (395, 512001), (405, 499359), (441, 458595), (553, 365715), (567, 356685), (645, 313551), (711, 284445), (735, 275157), (903, 223965), (945, 214011), (1161, 174195), (1185, 170667), (1215, 166453), (1323, 152865), (1505, 134379), (1659, 121905), (1701, 118895), (1935, 104517), (2107, 95985), (2133, 94815), (2205, 91719), (2709, 74655), (2765, 73143), (2835, 71337), (3397, 59535), (3483, 58065), (3555, 56889), (3871, 52245), (3969, 50955), (4515, 44793), (4977, 40635), (5805, 34839), (6321, 31995), (6399, 31605), (6615, 30573), (8127, 24885), (8295, 24381), (8505, 23779), (10191, 19845), (10449, 19355), (10535, 19197), (10665, 18963), (11613, 17415), (11907, 16985), (13545, 14931)]