161025360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:741

約数の個数: 160

約数和(自身を含む): 538036992

約数和(自身を除く): 377011632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 61, 68, 80, 85, 102, 120, 122, 136, 170, 183, 204, 240, 244, 255, 272, 305, 340, 366, 408, 488, 510, 610, 647, 680, 732, 816, 915, 976, 1020, 1037, 1220, 1294, 1360, 1464, 1830, 1941, 2040, 2074, 2440, 2588, 2928, 3111, 3235, 3660, 3882, 4080, 4148, 4880, 5176, 5185, 6222, 6470, 7320, 7764, 8296, 9705, 10352, 10370, 10999, 12444, 12940, 14640, 15528, 15555, 16592, 19410, 20740, 21998, 24888, 25880, 31056, 31110, 32997, 38820, 39467, 41480, 43996, 49776, 51760, 54995, 62220, 65994, 77640, 78934, 82960, 87992, 109990, 118401, 124440, 131988, 155280, 157868, 164985, 175984, 197335, 219980, 236802, 248880, 263976, 315736, 329970, 394670, 439960, 473604, 527952, 592005, 631472, 659940, 670939, 789340, 879920, 947208, 1184010, 1319880, 1341878, 1578680, 1894416, 2012817, 2368020, 2639760, 2683756, 3157360, 3354695, 4025634, 4736040, 5367512, 6709390, 8051268, 9472080, 10064085, 10735024, 13418780, 16102536, 20128170, 26837560, 32205072, 40256340, 53675120, 80512680, 161025360]

約数ペア:

[(1, 161025360), (2, 80512680), (3, 53675120), (4, 40256340), (5, 32205072), (6, 26837560), (8, 20128170), (10, 16102536), (12, 13418780), (15, 10735024), (16, 10064085), (17, 9472080), (20, 8051268), (24, 6709390), (30, 5367512), (34, 4736040), (40, 4025634), (48, 3354695), (51, 3157360), (60, 2683756), (61, 2639760), (68, 2368020), (80, 2012817), (85, 1894416), (102, 1578680), (120, 1341878), (122, 1319880), (136, 1184010), (170, 947208), (183, 879920), (204, 789340), (240, 670939), (244, 659940), (255, 631472), (272, 592005), (305, 527952), (340, 473604), (366, 439960), (408, 394670), (488, 329970), (510, 315736), (610, 263976), (647, 248880), (680, 236802), (732, 219980), (816, 197335), (915, 175984), (976, 164985), (1020, 157868), (1037, 155280), (1220, 131988), (1294, 124440), (1360, 118401), (1464, 109990), (1830, 87992), (1941, 82960), (2040, 78934), (2074, 77640), (2440, 65994), (2588, 62220), (2928, 54995), (3111, 51760), (3235, 49776), (3660, 43996), (3882, 41480), (4080, 39467), (4148, 38820), (4880, 32997), (5176, 31110), (5185, 31056), (6222, 25880), (6470, 24888), (7320, 21998), (7764, 20740), (8296, 19410), (9705, 16592), (10352, 15555), (10370, 15528), (10999, 14640), (12444, 12940)]