222721980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:268

約数の個数: 192

約数和(自身を含む): 709287936

約数和(自身を除く): 486565956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 61, 62, 65, 78, 93, 122, 124, 130, 151, 155, 156, 183, 186, 195, 244, 260, 302, 305, 310, 366, 372, 390, 403, 453, 465, 604, 610, 620, 732, 755, 780, 793, 806, 906, 915, 930, 1209, 1220, 1510, 1586, 1612, 1812, 1830, 1860, 1891, 1963, 2015, 2265, 2379, 2418, 3020, 3172, 3660, 3782, 3926, 3965, 4030, 4530, 4681, 4758, 4836, 5673, 5889, 6045, 7564, 7852, 7930, 8060, 9060, 9211, 9362, 9455, 9516, 9815, 11346, 11778, 11895, 12090, 14043, 15860, 18422, 18724, 18910, 19630, 22692, 23405, 23556, 23790, 24180, 24583, 27633, 28086, 28365, 29445, 36844, 37820, 39260, 46055, 46810, 47580, 49166, 55266, 56172, 56730, 58890, 60853, 70215, 73749, 92110, 93620, 98332, 110532, 113460, 117780, 119743, 121706, 122915, 138165, 140430, 147498, 182559, 184220, 239486, 243412, 245830, 276330, 280860, 285541, 294996, 304265, 359229, 365118, 368745, 478972, 491660, 552660, 571082, 598715, 608530, 718458, 730236, 737490, 856623, 912795, 1142164, 1197430, 1217060, 1427705, 1436916, 1474980, 1713246, 1796145, 1825590, 2394860, 2855410, 3426492, 3592290, 3651180, 3712033, 4283115, 5710820, 7184580, 7424066, 8566230, 11136099, 14848132, 17132460, 18560165, 22272198, 37120330, 44544396, 55680495, 74240660, 111360990, 222721980]

約数ペア:

[(1, 222721980), (2, 111360990), (3, 74240660), (4, 55680495), (5, 44544396), (6, 37120330), (10, 22272198), (12, 18560165), (13, 17132460), (15, 14848132), (20, 11136099), (26, 8566230), (30, 7424066), (31, 7184580), (39, 5710820), (52, 4283115), (60, 3712033), (61, 3651180), (62, 3592290), (65, 3426492), (78, 2855410), (93, 2394860), (122, 1825590), (124, 1796145), (130, 1713246), (151, 1474980), (155, 1436916), (156, 1427705), (183, 1217060), (186, 1197430), (195, 1142164), (244, 912795), (260, 856623), (302, 737490), (305, 730236), (310, 718458), (366, 608530), (372, 598715), (390, 571082), (403, 552660), (453, 491660), (465, 478972), (604, 368745), (610, 365118), (620, 359229), (732, 304265), (755, 294996), (780, 285541), (793, 280860), (806, 276330), (906, 245830), (915, 243412), (930, 239486), (1209, 184220), (1220, 182559), (1510, 147498), (1586, 140430), (1612, 138165), (1812, 122915), (1830, 121706), (1860, 119743), (1891, 117780), (1963, 113460), (2015, 110532), (2265, 98332), (2379, 93620), (2418, 92110), (3020, 73749), (3172, 70215), (3660, 60853), (3782, 58890), (3926, 56730), (3965, 56172), (4030, 55266), (4530, 49166), (4681, 47580), (4758, 46810), (4836, 46055), (5673, 39260), (5889, 37820), (6045, 36844), (7564, 29445), (7852, 28365), (7930, 28086), (8060, 27633), (9060, 24583), (9211, 24180), (9362, 23790), (9455, 23556), (9516, 23405), (9815, 22692), (11346, 19630), (11778, 18910), (11895, 18724), (12090, 18422), (14043, 15860)]