258443900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:133

約数の個数: 216

約数和(自身を含む): 698205312

約数和(自身を除く): 439761412

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 31, 44, 50, 52, 53, 55, 62, 65, 100, 106, 110, 121, 124, 130, 143, 155, 212, 220, 242, 260, 265, 275, 286, 310, 325, 341, 403, 484, 530, 550, 572, 583, 605, 620, 650, 682, 689, 715, 775, 806, 1060, 1100, 1166, 1210, 1300, 1325, 1364, 1378, 1430, 1550, 1573, 1612, 1643, 1705, 2015, 2332, 2420, 2650, 2756, 2860, 2915, 3025, 3100, 3146, 3286, 3410, 3445, 3575, 3751, 4030, 4433, 5300, 5830, 6050, 6292, 6413, 6572, 6820, 6890, 7150, 7502, 7579, 7865, 8060, 8215, 8525, 8866, 10075, 11660, 12100, 12826, 13780, 14300, 14575, 15004, 15158, 15730, 16430, 17050, 17225, 17732, 18073, 18755, 20150, 21359, 22165, 25652, 29150, 30316, 31460, 32065, 32860, 34100, 34450, 36146, 37510, 37895, 39325, 40300, 41075, 42718, 44330, 48763, 58300, 64130, 68900, 72292, 75020, 75790, 78650, 82150, 83369, 85436, 88660, 90365, 93775, 97526, 106795, 110825, 128260, 151580, 157300, 160325, 164300, 166738, 180730, 187550, 189475, 195052, 198803, 213590, 221650, 234949, 243815, 320650, 333476, 361460, 375100, 378950, 397606, 416845, 427180, 443300, 451825, 469898, 487630, 533975, 641300, 757900, 795212, 833690, 903650, 939796, 975260, 994015, 1067950, 1174745, 1219075, 1667380, 1807300, 1988030, 2084225, 2135900, 2349490, 2438150, 2584439, 3976060, 4168450, 4698980, 4876300, 4970075, 5168878, 5873725, 8336900, 9940150, 10337756, 11747450, 12922195, 19880300, 23494900, 25844390, 51688780, 64610975, 129221950, 258443900]

約数ペア:

[(1, 258443900), (2, 129221950), (4, 64610975), (5, 51688780), (10, 25844390), (11, 23494900), (13, 19880300), (20, 12922195), (22, 11747450), (25, 10337756), (26, 9940150), (31, 8336900), (44, 5873725), (50, 5168878), (52, 4970075), (53, 4876300), (55, 4698980), (62, 4168450), (65, 3976060), (100, 2584439), (106, 2438150), (110, 2349490), (121, 2135900), (124, 2084225), (130, 1988030), (143, 1807300), (155, 1667380), (212, 1219075), (220, 1174745), (242, 1067950), (260, 994015), (265, 975260), (275, 939796), (286, 903650), (310, 833690), (325, 795212), (341, 757900), (403, 641300), (484, 533975), (530, 487630), (550, 469898), (572, 451825), (583, 443300), (605, 427180), (620, 416845), (650, 397606), (682, 378950), (689, 375100), (715, 361460), (775, 333476), (806, 320650), (1060, 243815), (1100, 234949), (1166, 221650), (1210, 213590), (1300, 198803), (1325, 195052), (1364, 189475), (1378, 187550), (1430, 180730), (1550, 166738), (1573, 164300), (1612, 160325), (1643, 157300), (1705, 151580), (2015, 128260), (2332, 110825), (2420, 106795), (2650, 97526), (2756, 93775), (2860, 90365), (2915, 88660), (3025, 85436), (3100, 83369), (3146, 82150), (3286, 78650), (3410, 75790), (3445, 75020), (3575, 72292), (3751, 68900), (4030, 64130), (4433, 58300), (5300, 48763), (5830, 44330), (6050, 42718), (6292, 41075), (6413, 40300), (6572, 39325), (6820, 37895), (6890, 37510), (7150, 36146), (7502, 34450), (7579, 34100), (7865, 32860), (8060, 32065), (8215, 31460), (8525, 30316), (8866, 29150), (10075, 25652), (11660, 22165), (12100, 21359), (12826, 20150), (13780, 18755), (14300, 18073), (14575, 17732), (15004, 17225), (15158, 17050), (15730, 16430)]