278317380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:338

約数の個数: 192

約数和(自身を含む): 895942656

約数和(自身を除く): 617625276

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 61, 62, 66, 93, 110, 122, 124, 132, 155, 165, 183, 186, 220, 223, 244, 305, 310, 330, 341, 366, 372, 446, 465, 610, 620, 660, 669, 671, 682, 732, 892, 915, 930, 1023, 1115, 1220, 1338, 1342, 1364, 1705, 1830, 1860, 1891, 2013, 2046, 2230, 2453, 2676, 2684, 3345, 3355, 3410, 3660, 3782, 4026, 4092, 4460, 4906, 5115, 5673, 6690, 6710, 6820, 6913, 7359, 7564, 8052, 9455, 9812, 10065, 10230, 11346, 12265, 13380, 13420, 13603, 13826, 14718, 18910, 20130, 20460, 20739, 20801, 22692, 24530, 27206, 27652, 28365, 29436, 34565, 36795, 37820, 40260, 40809, 41478, 41602, 49060, 54412, 56730, 62403, 68015, 69130, 73590, 76043, 81618, 82956, 83204, 103695, 104005, 113460, 124806, 136030, 138260, 147180, 149633, 152086, 163236, 204045, 207390, 208010, 228129, 249612, 272060, 299266, 304172, 312015, 380215, 408090, 414780, 416020, 421693, 448899, 456258, 598532, 624030, 748165, 760430, 816180, 843386, 897798, 912516, 1140645, 1248060, 1265079, 1496330, 1520860, 1686772, 1795596, 2108465, 2244495, 2281290, 2530158, 2992660, 4216930, 4488990, 4562580, 4638623, 5060316, 6325395, 8433860, 8977980, 9277246, 12650790, 13915869, 18554492, 23193115, 25301580, 27831738, 46386230, 55663476, 69579345, 92772460, 139158690, 278317380]

約数ペア:

[(1, 278317380), (2, 139158690), (3, 92772460), (4, 69579345), (5, 55663476), (6, 46386230), (10, 27831738), (11, 25301580), (12, 23193115), (15, 18554492), (20, 13915869), (22, 12650790), (30, 9277246), (31, 8977980), (33, 8433860), (44, 6325395), (55, 5060316), (60, 4638623), (61, 4562580), (62, 4488990), (66, 4216930), (93, 2992660), (110, 2530158), (122, 2281290), (124, 2244495), (132, 2108465), (155, 1795596), (165, 1686772), (183, 1520860), (186, 1496330), (220, 1265079), (223, 1248060), (244, 1140645), (305, 912516), (310, 897798), (330, 843386), (341, 816180), (366, 760430), (372, 748165), (446, 624030), (465, 598532), (610, 456258), (620, 448899), (660, 421693), (669, 416020), (671, 414780), (682, 408090), (732, 380215), (892, 312015), (915, 304172), (930, 299266), (1023, 272060), (1115, 249612), (1220, 228129), (1338, 208010), (1342, 207390), (1364, 204045), (1705, 163236), (1830, 152086), (1860, 149633), (1891, 147180), (2013, 138260), (2046, 136030), (2230, 124806), (2453, 113460), (2676, 104005), (2684, 103695), (3345, 83204), (3355, 82956), (3410, 81618), (3660, 76043), (3782, 73590), (4026, 69130), (4092, 68015), (4460, 62403), (4906, 56730), (5115, 54412), (5673, 49060), (6690, 41602), (6710, 41478), (6820, 40809), (6913, 40260), (7359, 37820), (7564, 36795), (8052, 34565), (9455, 29436), (9812, 28365), (10065, 27652), (10230, 27206), (11346, 24530), (12265, 22692), (13380, 20801), (13420, 20739), (13603, 20460), (13826, 20130), (14718, 18910)]