189935970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1$

素因数の和:480

約数の個数: 128

約数和(自身を含む): 553512960

約数和(自身を除く): 363576990

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 181, 190, 210, 263, 266, 285, 362, 399, 526, 543, 570, 665, 789, 798, 905, 1086, 1267, 1315, 1330, 1578, 1810, 1841, 1995, 2534, 2630, 2715, 3439, 3682, 3801, 3945, 3990, 4997, 5430, 5523, 6335, 6878, 7602, 7890, 9205, 9994, 10317, 11046, 12670, 14991, 17195, 18410, 19005, 20634, 24073, 24985, 27615, 29982, 34390, 34979, 38010, 47603, 48146, 49970, 51585, 55230, 69958, 72219, 74955, 95206, 103170, 104937, 120365, 142809, 144438, 149910, 174895, 209874, 238015, 240730, 285618, 333221, 349790, 361095, 476030, 524685, 666442, 714045, 722190, 904457, 999663, 1049370, 1428090, 1666105, 1808914, 1999326, 2713371, 3332210, 4522285, 4998315, 5426742, 6331199, 9044570, 9996630, 12662398, 13566855, 18993597, 27133710, 31655995, 37987194, 63311990, 94967985, 189935970]

約数ペア:

[(1, 189935970), (2, 94967985), (3, 63311990), (5, 37987194), (6, 31655995), (7, 27133710), (10, 18993597), (14, 13566855), (15, 12662398), (19, 9996630), (21, 9044570), (30, 6331199), (35, 5426742), (38, 4998315), (42, 4522285), (57, 3332210), (70, 2713371), (95, 1999326), (105, 1808914), (114, 1666105), (133, 1428090), (181, 1049370), (190, 999663), (210, 904457), (263, 722190), (266, 714045), (285, 666442), (362, 524685), (399, 476030), (526, 361095), (543, 349790), (570, 333221), (665, 285618), (789, 240730), (798, 238015), (905, 209874), (1086, 174895), (1267, 149910), (1315, 144438), (1330, 142809), (1578, 120365), (1810, 104937), (1841, 103170), (1995, 95206), (2534, 74955), (2630, 72219), (2715, 69958), (3439, 55230), (3682, 51585), (3801, 49970), (3945, 48146), (3990, 47603), (4997, 38010), (5430, 34979), (5523, 34390), (6335, 29982), (6878, 27615), (7602, 24985), (7890, 24073), (9205, 20634), (9994, 19005), (10317, 18410), (11046, 17195), (12670, 14991)]