217187460

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{57457}}^1$

素因数の和:57482

約数の個数: 96

約数和(自身を含む): 772235520

約数和(自身を除く): 555048060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 57457, 114914, 172371, 229828, 287285, 344742, 402199, 517113, 574570, 689484, 804398, 861855, 1034226, 1149140, 1206597, 1551339, 1608796, 1723710, 2010995, 2068452, 2413194, 2585565, 3102678, 3447420, 3619791, 4021990, 4826388, 5171130, 6032985, 6205356, 7239582, 7756695, 8043980, 10342260, 10859373, 12065970, 14479164, 15513390, 18098955, 21718746, 24131940, 31026780, 36197910, 43437492, 54296865, 72395820, 108593730, 217187460]

約数ペア:

[(1, 217187460), (2, 108593730), (3, 72395820), (4, 54296865), (5, 43437492), (6, 36197910), (7, 31026780), (9, 24131940), (10, 21718746), (12, 18098955), (14, 15513390), (15, 14479164), (18, 12065970), (20, 10859373), (21, 10342260), (27, 8043980), (28, 7756695), (30, 7239582), (35, 6205356), (36, 6032985), (42, 5171130), (45, 4826388), (54, 4021990), (60, 3619791), (63, 3447420), (70, 3102678), (84, 2585565), (90, 2413194), (105, 2068452), (108, 2010995), (126, 1723710), (135, 1608796), (140, 1551339), (180, 1206597), (189, 1149140), (210, 1034226), (252, 861855), (270, 804398), (315, 689484), (378, 574570), (420, 517113), (540, 402199), (630, 344742), (756, 287285), (945, 229828), (1260, 172371), (1890, 114914), (3780, 57457)]