29261820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:332

約数の個数: 144

約数和(自身を含む): 98249760

約数和(自身を除く): 68987940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 49, 60, 70, 74, 84, 98, 105, 111, 140, 147, 148, 185, 196, 210, 222, 245, 259, 269, 294, 370, 420, 444, 490, 518, 538, 555, 588, 735, 740, 777, 807, 980, 1036, 1076, 1110, 1295, 1345, 1470, 1554, 1614, 1813, 1883, 2220, 2590, 2690, 2940, 3108, 3228, 3626, 3766, 3885, 4035, 5180, 5380, 5439, 5649, 7252, 7532, 7770, 8070, 9065, 9415, 9953, 10878, 11298, 13181, 15540, 16140, 18130, 18830, 19906, 21756, 22596, 26362, 27195, 28245, 29859, 36260, 37660, 39543, 39812, 49765, 52724, 54390, 56490, 59718, 65905, 69671, 79086, 99530, 108780, 112980, 119436, 131810, 139342, 149295, 158172, 197715, 199060, 209013, 263620, 278684, 298590, 348355, 395430, 418026, 487697, 597180, 696710, 790860, 836052, 975394, 1045065, 1393420, 1463091, 1950788, 2090130, 2438485, 2926182, 4180260, 4876970, 5852364, 7315455, 9753940, 14630910, 29261820]

約数ペア:

[(1, 29261820), (2, 14630910), (3, 9753940), (4, 7315455), (5, 5852364), (6, 4876970), (7, 4180260), (10, 2926182), (12, 2438485), (14, 2090130), (15, 1950788), (20, 1463091), (21, 1393420), (28, 1045065), (30, 975394), (35, 836052), (37, 790860), (42, 696710), (49, 597180), (60, 487697), (70, 418026), (74, 395430), (84, 348355), (98, 298590), (105, 278684), (111, 263620), (140, 209013), (147, 199060), (148, 197715), (185, 158172), (196, 149295), (210, 139342), (222, 131810), (245, 119436), (259, 112980), (269, 108780), (294, 99530), (370, 79086), (420, 69671), (444, 65905), (490, 59718), (518, 56490), (538, 54390), (555, 52724), (588, 49765), (735, 39812), (740, 39543), (777, 37660), (807, 36260), (980, 29859), (1036, 28245), (1076, 27195), (1110, 26362), (1295, 22596), (1345, 21756), (1470, 19906), (1554, 18830), (1614, 18130), (1813, 16140), (1883, 15540), (2220, 13181), (2590, 11298), (2690, 10878), (2940, 9953), (3108, 9415), (3228, 9065), (3626, 8070), (3766, 7770), (3885, 7532), (4035, 7252), (5180, 5649), (5380, 5439)]