20171357220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1571}}^1\times {\mathrm{1609}}^1$

素因数の和:3218

約数の個数: 192

約数和(自身を含む): 68031129600

約数和(自身を除く): 47859772380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1571, 1596, 1609, 1995, 2660, 3142, 3218, 3990, 4713, 4827, 6284, 6436, 7855, 7980, 8045, 9426, 9654, 10997, 11263, 15710, 16090, 18852, 19308, 21994, 22526, 23565, 24135, 29849, 30571, 31420, 32180, 32991, 33789, 43988, 45052, 47130, 48270, 54985, 56315, 59698, 61142, 65982, 67578, 89547, 91713, 94260, 96540, 109970, 112630, 119396, 122284, 131964, 135156, 149245, 152855, 164955, 168945, 179094, 183426, 208943, 213997, 219940, 225260, 298490, 305710, 329910, 337890, 358188, 366852, 417886, 427994, 447735, 458565, 596980, 611420, 626829, 641991, 659820, 675780, 835772, 855988, 895470, 917130, 1044715, 1069985, 1253658, 1283982, 1790940, 1834260, 2089430, 2139970, 2507316, 2527739, 2567964, 3134145, 3209955, 4178860, 4279940, 5055478, 6268290, 6419910, 7583217, 10110956, 12536580, 12638695, 12839820, 15166434, 17694173, 25277390, 30332868, 35388346, 37916085, 48027041, 50554780, 53082519, 70776692, 75832170, 88470865, 96054082, 106165038, 144081123, 151664340, 176941730, 192108164, 212330076, 240135205, 265412595, 288162246, 336189287, 353883460, 480270410, 530825190, 576324492, 672378574, 720405615, 960540820, 1008567861, 1061650380, 1344757148, 1440811230, 1680946435, 2017135722, 2881622460, 3361892870, 4034271444, 5042839305, 6723785740, 10085678610, 20171357220]

約数ペア:

[(1, 20171357220), (2, 10085678610), (3, 6723785740), (4, 5042839305), (5, 4034271444), (6, 3361892870), (7, 2881622460), (10, 2017135722), (12, 1680946435), (14, 1440811230), (15, 1344757148), (19, 1061650380), (20, 1008567861), (21, 960540820), (28, 720405615), (30, 672378574), (35, 576324492), (38, 530825190), (42, 480270410), (57, 353883460), (60, 336189287), (70, 288162246), (76, 265412595), (84, 240135205), (95, 212330076), (105, 192108164), (114, 176941730), (133, 151664340), (140, 144081123), (190, 106165038), (210, 96054082), (228, 88470865), (266, 75832170), (285, 70776692), (380, 53082519), (399, 50554780), (420, 48027041), (532, 37916085), (570, 35388346), (665, 30332868), (798, 25277390), (1140, 17694173), (1330, 15166434), (1571, 12839820), (1596, 12638695), (1609, 12536580), (1995, 10110956), (2660, 7583217), (3142, 6419910), (3218, 6268290), (3990, 5055478), (4713, 4279940), (4827, 4178860), (6284, 3209955), (6436, 3134145), (7855, 2567964), (7980, 2527739), (8045, 2507316), (9426, 2139970), (9654, 2089430), (10997, 1834260), (11263, 1790940), (15710, 1283982), (16090, 1253658), (18852, 1069985), (19308, 1044715), (21994, 917130), (22526, 895470), (23565, 855988), (24135, 835772), (29849, 675780), (30571, 659820), (31420, 641991), (32180, 626829), (32991, 611420), (33789, 596980), (43988, 458565), (45052, 447735), (47130, 427994), (48270, 417886), (54985, 366852), (56315, 358188), (59698, 337890), (61142, 329910), (65982, 305710), (67578, 298490), (89547, 225260), (91713, 219940), (94260, 213997), (96540, 208943), (109970, 183426), (112630, 179094), (119396, 168945), (122284, 164955), (131964, 152855), (135156, 149245)]