208894500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{61}}^1\times {\mathrm{761}}^1$

素因数の和:847

約数の個数: 144

約数和(自身を含む): 670675824

約数和(自身を除く): 461781324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 61, 75, 90, 100, 122, 125, 150, 180, 183, 225, 244, 250, 300, 305, 366, 375, 450, 500, 549, 610, 732, 750, 761, 900, 915, 1098, 1125, 1220, 1500, 1522, 1525, 1830, 2196, 2250, 2283, 2745, 3044, 3050, 3660, 3805, 4500, 4566, 4575, 5490, 6100, 6849, 7610, 7625, 9132, 9150, 10980, 11415, 13698, 13725, 15220, 15250, 18300, 19025, 22830, 22875, 27396, 27450, 30500, 34245, 38050, 45660, 45750, 46421, 54900, 57075, 68490, 68625, 76100, 91500, 92842, 95125, 114150, 136980, 137250, 139263, 171225, 185684, 190250, 228300, 232105, 274500, 278526, 285375, 342450, 380500, 417789, 464210, 557052, 570750, 684900, 696315, 835578, 856125, 928420, 1141500, 1160525, 1392630, 1671156, 1712250, 2088945, 2321050, 2785260, 3424500, 3481575, 4177890, 4642100, 5802625, 6963150, 8355780, 10444725, 11605250, 13926300, 17407875, 20889450, 23210500, 34815750, 41778900, 52223625, 69631500, 104447250, 208894500]

約数ペア:

[(1, 208894500), (2, 104447250), (3, 69631500), (4, 52223625), (5, 41778900), (6, 34815750), (9, 23210500), (10, 20889450), (12, 17407875), (15, 13926300), (18, 11605250), (20, 10444725), (25, 8355780), (30, 6963150), (36, 5802625), (45, 4642100), (50, 4177890), (60, 3481575), (61, 3424500), (75, 2785260), (90, 2321050), (100, 2088945), (122, 1712250), (125, 1671156), (150, 1392630), (180, 1160525), (183, 1141500), (225, 928420), (244, 856125), (250, 835578), (300, 696315), (305, 684900), (366, 570750), (375, 557052), (450, 464210), (500, 417789), (549, 380500), (610, 342450), (732, 285375), (750, 278526), (761, 274500), (900, 232105), (915, 228300), (1098, 190250), (1125, 185684), (1220, 171225), (1500, 139263), (1522, 137250), (1525, 136980), (1830, 114150), (2196, 95125), (2250, 92842), (2283, 91500), (2745, 76100), (3044, 68625), (3050, 68490), (3660, 57075), (3805, 54900), (4500, 46421), (4566, 45750), (4575, 45660), (5490, 38050), (6100, 34245), (6849, 30500), (7610, 27450), (7625, 27396), (9132, 22875), (9150, 22830), (10980, 19025), (11415, 18300), (13698, 15250), (13725, 15220)]